Used Mitutoyo for sale (126)

Condition: refurbished (used), Year of construction: 2004, measuring range X-axis: 900 mm, measuring range Y-axis: 2,000 mm, measuring range Z-axis: 600 mm, Mitutoyo CMM Crysta Apex C9206 Measuring ranges 900x2000x600mm Accuracy 1,7 + 3L/1000µm Slightly damaged V-Axis covers (will be replaced or delivered without) Software MCOSMOS-1 V3.5, Windows 10 PC or selectable upgrade to: - Mitutoyo MCOSMOS 4.2 incl Geopak & MCAT1000S or new license - EasyCMM I++ Server plus Inca Professional Probe Renishaw PH10T with either: - Renishaw Touch probe TP200 - Renishaw Touch Probe TP20 Hfsdpfx Aaef S Tmvo Eei Selectable options: - Scanning Probe Renishaw SP25 with PH10M - Probe Change Racks - New PH10M+ Head and Probe (upgrade) - MCOSMOS Offline license MCAT1000P - Bilz Pneumatic Vibration Damping System on demand Installation & Calibration (plus additional travel expenses) Including 3 Month Warranty (excl. travel expenses)

Condition: excellent (used), Joystickbox for Mitutoyo CMM with CMMC 1, 1S, Hedpfx Aasgynw De Esfi 2; 2S; 3; 3S; 6 and UC200/400

Condition: like new (used), functionality: fully functional, measuring range X-axis: 500 mm, measuring range Y-axis: 400 mm, measuring range Z-axis: 400 mm, warranty duration: 3 months, year of last overhaul: 2024, Fully retrofitted manual floating CMM Mitutoyo Euro M544 (originally built ´97) retrofit 2024 with DEVA electronic and Inspect 3D Inca Premium software Measuring ranges: x-axis 500 mm y-axis 400 mm z-axis 400 mm Accuracy acc. ISO 10360 E = [3,5 + 4,0L/1000] µm at temperature range from 18 … 22 °C base material Granit Fixing holes M8 x 1,25 Scales Mitutoyo Linear Scales Scale resolution 0,0005 mm Hfodpfx Aek Arxtsa Eji Electronic DEVA001 Probe Head Reniashaw MIH (used) Touch probe Renishaw TP20 (new) on demand: - Renishaw MH20i € 3.500,-- - Inspect3D Inca Premium latest version (plus € 4.000,--) - Aberlink 3D software (with free updates) € 1.500,-- - installation, calibration softwaretraining Incl. 3 month warranty within EU (excl. travel costs)

Condition: good (used), functionality: fully functional, Used 3D coordinate measuring machine Mitutoyo Crysta Apex C7106 - Precise scanning technology for large workpieces On our marketplace we offer the used 3D coordinate measuring machine Mitutoyo Crysta Apex C7106, equipped with a scanning probe system and the latest MCOSMOS-3 V5 software. This machine has been tested and calibrated by our technicians to ensure that it delivers precise measurements, even on complex workpieces. The Crysta Apex C7106 offers a generous measuring range and enables high-precision 3D measurements, ideal for quality control on the shop floor. Hfodpfeuzu Ecox Aa Eei Technical data: Measuring range: X = 700 mm, Y = 1000 mm, Z = 600 mm Accuracy: ±1.7 + 0.3L/100 µm Drive: CNC-controlled for fully automated measurements Touch probe: Scanning touch probe, ideal for precise surface inspections and measurements of complex geometries Software: Mitutoyo MCOSMOS-3 V5, the latest version of the powerful measuring software that supports comprehensive 3D inspections and CAD integration Advantages: Precise scanning touch probe: this machine is equipped with a scanning touch probe capable of continuously capturing measurement points across the surface of the workpiece. This makes it ideal for detailed inspections and the precise measurement of free-form surfaces and complex geometries. Latest software: With the latest version of the MCOSMOS-3 V5 software, you can handle complex 3D measurement tasks, import CAD data and create measurement programs that significantly increase the efficiency of your quality control. Large measuring range: With a measuring range of 700 mm x 1000 mm x 600 mm, the C7106 is suitable for medium-sized to large workpieces, making it the perfect solution for industrial inspection processes. Reliability through testing: This used machine has been thoroughly tested and calibrated to ensure it continues to deliver highly accurate measurement results. Despite its age, it is ready for use in production and offers a cost-effective solution for companies. Automation: The CNC control enables fully automated measurements, providing repeatable and consistent results, significantly improving efficiency on the shop floor. The Mitutoyo Crysta Apex C7106 offers an ideal combination of state-of-the-art scanning technology and robust software, making it an outstanding choice for precise inspection tasks on the shop floor. This used machine is an economical option for companies that require reliable and precise measurement technology.

Condition: as good as new (ex-display), Year of construction: 2018, functionality: fully functional, measuring range X-axis: 1,200 mm, measuring range Y-axis: 2,000 mm, measuring range Z-axis: 1,000 mm, warranty duration: 12 months, total height: 3,650 mm, type of input current: AC, total width: 2,200 mm, total length: 3,350 mm, overall weight: 6,100 kg, input voltage: 230 V, table load: 2,500 kg, We are selling our test and demonstration machine from our Solution Center. Further machines are available. Please feel free to contact us. Mitutoyo | CRYSTA Apex 122010 Coordinate Measuring Machine Coordinate measuring machine equipped with the latest Renishaw 5-axis technology, year of manufacture 2018. Hfodpfx Aaeyibp Uo Eji Measuring range XYZ: 1200 x 2000 x 1000 mm Dimensions (XYZ): 2200 x 3350 x 3650 mm Max. workpiece weight: 2,500 kg Measurement uncertainty MPE (E0): 2.3 + 3.0 x L/1000 in µm Equipment: • Renishaw UCC S5 controller, SPA3 servo amplifier, MCU5-2 joystick, I++ server • Temperature compensation with workpiece sensor • Active damping • Renishaw REVO 5-axis measuring system for single-point and scanning, incl. RSP2, 1x RSH175, 2x RSH250, and RSP3-3 kit (3xSH) including all probe changers • Modus measurement software, latest version with STEP CAD import, including 1 year software maintenance • PC system with Windows 11, 2 x 27" TFT monitors NEW, including height-adjustable desk • Control cabinet with current safety technology • Base plate M6 (loading drawer optional - see pictures) Original price in 2018 plus VAT: €245,640.00 Machine sales and service only available within Germany! Optional service package available: Delivery to site (free to kerbside) | Commissioning | Inspection | Accuracy acceptance according to DIN ISO 10360 | Software training in Pliezhausen or Eitorf | Further options and accessories available upon request

Condition: excellent (used), Year of construction: 2015, 3D CNC image processing measuring machine with touch-trigger probe Measuring range (X × Y × Z): 300 x 200 x 200 mm Scale resolution: 0.1 µm Max. table load: 20 kg Image measurement accuracy: EUX,MPE/EUY,MPE = (1.5+3L/1000) µm EUZ,MPE = (1.5+4L/1000) µm EUXY,MPE = (2+4L/1000) µm L: measuring length in mm Optics: programmable zoom changer 1x-2x-6x Illumination: Hjdpfx Aaexztl To Ejfi Transmitted light: white LED Coaxial light: white LED PRL: white LED

Condition: excellent (used), Year of construction: 2001, functionality: fully functional, machine/vehicle number: 4012M-4212, measuring range X-axis: 900 mm, measuring range Y-axis: 1,000 mm, measuring range Z-axis: 600 mm, workpiece weight (max.): 1,200 kg, Equipment: type plate available, Technical Data: Machine type: Mitutoyo STRATO 9106 FAL-A910 Year of manufacture: 2001 Measuring range: 900 x 1000 x 600 mm Software: Mitutoyo Software v2.4.R11 Accessories: Probe head mount: Renishaw SP80 Probe head: Renishaw SP80 Additional accessories: calibration ball (ceramic), various probe styli and extensions, Renishaw change rack, fastening kit with 4 x SCP80 and probe holder Modifications and errors in the technical data and information as well as prior sale are subject to change! Hsdpfsqz T H Aex Aa Eofi

Condition: used, This listing is for the Mitutoyo IP65 External Micrometer The unit is in full working condition and is ready for immediate release Imperial or Metric reading Large LCD display Protected to IP65 for use where coolant may be present Hfodpfx Aaexv A Rus Eoi Original setting and Auto power off Accuracy +/1μm, Flatness 0.3μm, Parallelism 1μm The Mitutoyo external micrometre has a measurement range of 0mm to 25mm with an accuracy ±1μm. This is high tech, robust, battery-operated device. The Digimatic micrometre offers outstanding accuracy with and without data output. It consists of an oil-resistant material used for all plastic parts. The excellent resistance against water and dust enables this micrometre to be used in machining situations that include splashing coolant fluid.

Condition: not inspected (used), functionality: unexamined, machine/vehicle number: 0032703, Accessories: - Reference plate 63.3 HRC - Reference plate 58.5 HR30N Hfjdpox E U U Hofx Aa Eei - Test weights 150, 100, 60, 45, 30 kgf - Preload weight - V-anvil - Spirit level - Diamond indenter - Steel ball indenter 1/8" - Steel replacement balls 1/8" - Dust cover - Operating manual The diamond indenter is slightly damaged below the tip (minor chipping – see photos).

Condition: used, This listing is for a Mitutoyo DP-3 Calculator Hfedpfx Ajxzhv Hoa Eji

Condition: excellent (used), Year of construction: 2012, functionality: fully functional, measuring range X-axis: 500 mm, measuring range Y-axis: 700 mm, measuring range Z-axis: 400 mm, Mitutoyo Crysta Apex S574 – Precision Coordinate Measuring Machine with PH10M & SP25M Year of manufacture: 2012 Condition: Very good, fully functional This Mitutoyo Crysta Apex S574 impresses with first-class precision, stability, and reliability. The machine has been regularly serviced, is in excellent condition, and is immediately ready for use—ideal for companies that value precise measurement results and durable technology. Technical data: • Measuring range: X = 500 mm | Y = 700 mm | Z = 400 mm • Probe system: Renishaw PH10M motorized indexing head • Scanning probe: Renishaw SP25M • Year of manufacture: 2012 • Condition: very good, tested and fully functional • Software: MCosmos V3 Your benefits at a glance: • Highest accuracy – ideal for demanding form and dimensional inspections Hodpfxoxrc E Ds Aa Eofi • Flexible probing thanks to motorized PH10M head • Reliable scanning measurements with the SP25M system • Well-maintained used machine – technically inspected and immediately available Optional: • Delivery, installation, and training by experienced metrologists

Condition: good (used), Year of construction: 2020, functionality: fully functional, measuring range X-axis: 700 mm, measuring range Y-axis: 700 mm, measuring range Z-axis: 600 mm, Buy your coordinate measuring machine from the largest specialist with 30 years of experience – Kneissl-Messtechnik. With KNEISSL-Approved, you receive a used machine that is inspected, tested, and guaranteed to be ready for operation – quality you can trust. General machine data: Machine type: Crysta Apex V776 Year of manufacture: 2020 Manufacturer: Mitutoyo Measuring range: 700 x 700 x 600 mm Controller: UC-480 Operating manual: Available Hardware and software configuration: PC/CPU: Demonstration/brand-new device Monitor: Demonstration device Printer: Demonstration device Software: Current Mitutoyo Software MCosmos-1 V4.3 Geopak-WIN Accessories: Probe head mount: Renishaw PH10MQ Probe: Renishaw TP200 Additional accessories: Ceramic calibration sphere Various probe styli and extensions Renishaw change rack 1 x SCR-200 We are happy to provide you with personalized advice as specialists to find the right machine for your measurement needs. Hfodpfx Aexqnubja Eoi Worldwide delivery available upon request!

Condition: like new (used), Year of construction: 2019, Type: QV AKTIVE 202 Model: QV-L202Z1L-D Range (X, Y, Z axis) with Vision Head: 250 x 200 x 150 mm Hodpoxztgkofx Aa Eofi Max. table load: 10 kg Resolution: 0.1 μm Illumination: (White LED) • Contour • Coaxial • 4-quadrant ring light Magnification system: Zoom optical system with 8 positions, standard 1.5X magnification lens Sensor type: High-resolution CMOS color camera Additional lenses: 1X and 2X magnification Accuracy: E1 (x, y) = (2+0.3 L/100) μm E1(z) = (3+0.5 L/100) μm E2 (XY) = (2.5+0.4 L/100) μm L = measured length (mm)

Condition: good (used), functionality: fully functional, Tested used 3D coordinate measuring machine Mitutoyo Euro C Apex 7106 - Precise and reliable measurements On our marketplace you will find the used 3D coordinate measuring machine Mitutoyo Euro C Apex 7106, which still offers outstanding precision despite its older year of manufacture thanks to regular maintenance and comprehensive testing by our experts. This machine has been thoroughly tested to ensure that it still delivers reliable measurements. Ideal for larger workpieces, the Euro C Apex 7106 offers both high measurement accuracy and a stable granite construction that ensures repeatable results. It is an excellent solution for companies looking for a cost-effective, used measuring machine without compromising on measurement quality. Technical data: Measuring range: X = 700 mm, Y = 1000 mm, Z = 600 mm Hfjdpeuyiuiofx Aa Esi Accuracy: ±2.9 + 0.3 L/100 µm Drive: CNC-controlled, for fully automatic measuring processes Touch probe: Renishaw TP200 Software: Mitutoyo MCOSMOS Advantages: Tested quality: This machine has been extensively tested and calibrated in our workshop to ensure its reliability and precision. It is ready for immediate use in your production. Large measuring range: With a measuring range of 700 mm x 1000 mm x 600 mm, the Euro C Apex 7106 is ideal for inspecting larger workpieces on the shop floor. Stability and precision: Thanks to the granite base and robust construction, this machine guarantees precise and repeatable measurements even with intensive use. Automated efficiency: The CNC control and Renishaw TP200 system enable fully automated and repeatable measurement processes, increasing throughput on the shop floor. This used Mitutoyo Euro C Apex 7106 has been inspected, tested and prepared for the production environment by our experts. Despite its age, it remains a cost-effective and accurate solution for companies that need reliable measurement technology.

Condition: good (used), functionality: fully functional, Tested used 3D coordinate measuring machine Mitutoyo Euro C Apex 9166 - precision and durability We offer a used Mitutoyo Euro C Apex 9166 3D coordinate measuring machine on our marketplace, which was developed for large and complex workpieces. Despite its older age, this machine has been extensively tested and calibrated by our technicians to ensure that it continues to deliver accurate and reliable measurements. The Euro C Apex 9166 offers a generous measuring range and robust construction, ideal for companies looking for a tried and tested solution. Technical data: Measuring range: X = 900 mm, Y = 1600 mm, Z = 600 mm Accuracy: ±2.9 + 0.4 L/100 µm Drive: CNC-controlled, for fully automatic measuring processes Touch probe: Renishaw TP200 with automatic probe change Software: Mitutoyo MCOSMOS Advantages: Tested and reliable performance: This used Mitutoyo Euro C Apex 9166 has been fully tested and calibrated by our experts. Despite the older year of manufacture, the machine guarantees precise and repeatable measurement results. Large measuring range: With a measuring range of 900 mm x 1600 mm x 600 mm, this machine is ideal for inspecting large workpieces. Robust construction: The granite construction of the base ensures stability and enables precise measurements even during intensive use. Hodpjuyiv Tsfx Aa Ejfi Efficient automation: The CNC control and Renishaw TP200 touch probe enable fully automated and repeatable inspection, increasing production efficiency. Cost-effective investment: This machine offers an economical solution for companies looking for a proven and reliable 3D coordinate measuring machine. This used Mitutoyo Euro C Apex 9166 is ideal for companies that need a reliable and powerful 3D coordinate measuring machine for large workpieces. Despite its age, it remains a first-class choice for precise and automated measurements as it has been thoroughly tested by our metrology specialists

Condition: good (used), Mitutoyo Height Master 515-318 Height Micrometer Height Master 515-318 Height Micrometer Measuring range 10-310 mm Reading marks in 0.001 mm increments Quantity: 1 piece Hfsdpfx Aju Egyysa Eei For calibrating and adjusting height gauges and marking devices, for example. Mitutoyo supplies a double-block height micrometer with a counter that makes reading faster, easier, and more accurate. The Height Master's gauge block is arranged in two rows, one on the left and one on the right, each with a height interval of 20 mm. Manufacturer price: €4,170 Find more items - new and used - in our shop! International shipping costs upon request!

Condition: ready for operation (used), Year of construction: 2000, A Mitutoyo CNC coordinate measuring machine calibrated at the end of 2024 is available. Measuring dimensions X/Y/Z: 705mm/705mm/60mm, traversing speed: 250mm/s, measuring speed: 1-3mm/s, acceleration: 980mm/s², resolution: 0.0005mm, table dimensions X/Y: 870mm/1320mm, max. workpiece height: 740mm, max. workpiece weight: 500kg. Machine dimensions X/Y/Z: approx. 1500mm/1550mm/2700mm, weight: approx. 1300kg, control: STATPAK in MCOSMOS-1 v4.2.R3. Documentation available. On-site inspection is possible. Expected to be available from the end of June 2025. Hsdpfowd S Unox Aa Esfi

Condition: good (used), functionality: fully functional, used 3D coordinate measuring machine Mitutoyo Euro C Apex 544 On our marketplace, we offer a pre-owned Mitutoyo Euro C Apex 544 3D coordinate measuring machine that retains impressive reliability and measurement accuracy despite its older age. This machine has been extensively inspected and tested by our experts to ensure that it still meets the high standards of metrology. The Euro C Apex 544's precise measurements, robust construction and durable components make it an excellent choice for quality control in manufacturing today. It has been thoroughly calibrated and tested by us so that it is ready for use in your production. Technical data: Hfsdpfjuyiu Nex Aa Esi Measuring range: X = 500 mm, Y = 400 mm, Z = 400 mm Manufacturer accuracy: ±2.9 µm + 0.3L/100 µm Drive: CNC-controlled, with fully automated measuring sequences Touch probe: Renishaw TP200 Software: Mitutoyo MCOSMOS Advantages: Proven reliability: this used machine has been thoroughly inspected, tested and calibrated by our metrology specialists to ensure continued precise performance. Stable precision: Thanks to its granite construction and proven Mitutoyo design, the machine delivers highly accurate and repeatable measurements even after years of use. Automation and efficiency: The CNC control and Renishaw TP200 touch probe enable fully automated, efficient measurements, optimizing your production processes. Reliable investment: Even as a used machine, the Mitutoyo Euro C Apex 544 offers a cost-effective solution for companies looking for a tried and tested 3D coordinate measuring machine. This machine is the perfect choice for companies looking for a proven and tested quality control solution. Despite its age, it has been extensively tested and calibrated to ensure maximum reliability and precision in your production.

Condition: good (used), functionality: fully functional, measuring range X-axis: 1,200 mm, measuring range Y-axis: 1,200 mm, measuring range Z-axis: 1,000 mm, Buy your coordinate measuring machine from the largest specialist for CMMs with 30 years of experience – Kneissl-Messtechnik. Hfjdpfsyg Nkqsx Aa Eoi With KNEISSL-Approved, you receive a used machine that has been thoroughly inspected, tested, and is guaranteed ready for operation – quality you can trust. General machine data: Machine type: Crysta Euro C 121210 Year of manufacture: Manufacturer: Mitutoyo Measuring range: 1200 x 1200 x 1000 mm Accessories: Probe head mount: PH10T Probe head: Renishaw TP 200, SF module Additional accessories: Ceramic calibration sphere, original PC, SCR-200, temperature sensor As specialists, we are happy to provide tailored advice to help you find the right machine for your measurement tasks. Worldwide delivery available on request!

Condition: ready for operation (used), Year of construction: 2001, functionality: fully functional, machine/vehicle number: 1104104, measuring range X-axis: 1,205 mm, measuring range Y-axis: 2,005 mm, measuring range Z-axis: 1,005 mm, workpiece weight (max.): 2,000 kg, workpiece height (max.): 1,115 mm, The measuring table has been supplemented with milled aluminum plates. These plates are equipped with M6 holes in a 50 mm grid pattern, allowing for variable clamping options for workpieces. TECHNICAL DETAILS Measuring range X-axis: 1,205 mm Measuring range Y-axis: 2,005 mm Measuring range Z-axis: 1,005 mm Drive speed in CNC mode Traversing speed: 8–250 mm/s Measuring speed: 1–3 mm/s Drive speed in J/S mode High speed: 0–80 mm/s Low speed: 0–3 mm/s Fine speed: 0.05 mm/s Acceleration Acceleration per axis: 0.1 G Max. acceleration: 0.17 G Resolution: 0.0001 mm Measuring table Material: Granite Working area: 1,408 mm x 2,980 mm Clamping threads: M8 x 1.25 Max. workpiece height: 1,115 mm Max. workpiece weight: 2,000 kg MACHINE DETAILS Dimensions & Weight Main unit dimensions (D x W x H): 3,230 x 2,150 x 3,585 mm Weight (incl. stand and control unit): 5,388 kg Compressed air supply Air pressure: 0.4 MPa Air consumption in normal operation: 100 L/min Air consumption from air source: 150 L/min Temperature conditions Ambient temperature: 16–26 °C Hsdpfx Aex U Sv Hja Eefi Thermal fluctuation per hour: 2.0 K Thermal fluctuation per day: 5.0 K Thermal gradient vertical: 1.0 K/m Thermal gradient horizontal: 1.0 K/m Accuracy Accuracy to ISO 10360-2: E = 4.9 + 5L/1,000 Probing error Probing error ISO 10360-2 (TP2): R = 5.2 µm Probing error ISO 10360-2 (TP200): R = 5.0 µm EQUIPMENT Geopack Cosmos 2.3 software PH 10 probe head TP 200 Change rack Note: The machine was in operation until 2013, after which it was professionally dismantled by the manufacturer. The machine was then stored in an industrial hall. The last factory calibration was carried out in 2013. The calibration certificate is available as an attachment in the listing.

Condition: good (used), Mitutoyo 3D CNC Measuring Machine Manufacturer: Mitutoyo Model: BN706 Code No. 3700M-312 Type: Coordinate Measuring Machine Granite Measuring Plate Hjdpfx Aaew Hda Ij Eofi Measuring Range: X-Axis: 700 mm Y-Axis: 600 mm Z-Axis: 600 mm Table Size: 850 x 1200 mm Dimensions: (W x L x H) 1600 x 1800 x 2600 mm Not Functionally Tested Financing through our bank is also possible. komplett-konzept.leasingo.de Find more items - new and used - in our shop! International shipping costs upon request!

Condition: used, functionality: unexamined, machine/vehicle number: Euro-C-A574, Used Mitutoyo Euro-C-A574 measuring table, 3-axis, in unknown functional condition (for parts or repair) Manufacturer: Mitutoyo Model: EURO-APEX574 | CMMC-F | TEMPIF-UC2 (& RENISHAW pi200-3) With red securing material for transport (see photo) Measuring range: 500 x 700 x 400 mm Hodpfx Aaew Hqrwj Esfi Weight: ~450 kg

Condition: excellent (used), Year of construction: 2020, functionality: fully functional, measuring range X-axis: 700 mm, measuring range Y-axis: 1,000 mm, measuring range Z-axis: 600 mm, MCOSMOS with GEOPAK module (CAD-assisted evaluation). Software - MCOSMOS 3 CNC V4 Equipment: PH10MQ probe head (incl. FCR25 quick-change rack). SP25M scanning probe system with 5-piece probe module set. MCOSMOS 3 CNC V4 incl. dongle (Wibu-Box). CAT1000PS V4 (CAD comparison and evaluation). Hsdpfx Aajx H Nn Rs Esfi Software upgrade MCOSMOS-1 from V2 to V4. GEO-EDM add-on module for eroded parts. Part-program generator and GEO-EDM assistant.

Condition: used, This listing is for the Mitutoyo BM1-8-1B/PD Gauge block set The unit is in full working condition and is ready for immediate release Hfedpfxexv A Rzo Aa Esi This Mitutoyo 81-piece rectangular steel gauge block set is crafted from high-chromium alloy steel and features an ultra-micro-lapped surface finish for precision and durability. Carefully heat treated and stress-relieved, these blocks provide exceptional wear resistance, stability, and wringing performance, ideal for high-precision calibration, inspection, and tooling environments. Mitutoyo gauge blocks meet or exceed all internationally recognized standards (ASME, ISO, JIS), with flatness, parallelism, and surface finish that often surpass government specifications

Condition: like new (used), Year of construction: 2017, operating hours: 20 h, year of last overhaul: 2021, Equipment: CE marking, We offer this Mitutoyo QVT1-L2022IL-D coordinate measuring machine, like new, year of manufacture 2017. Code: 364-109Y Model: QVT1-L2022IL-D SO number: Serial number: 62736222 Year of manufacture: 2017 If you have any questions or require further information, please do not hesitate to send us a message or give us a call. Hodpfoyaympsx Aa Ejfi