Laser Class: 1 Line Frequency: 50-60Hz Line Voltage: 100 - 240 V Power Consumption: 75 VA The IOLMaster 500 from ZEISS is the gold standard in optical biometry, with more than 100 million successful IOL power calculations to date. The ZEISS IOLMaster 500 is a great choice for cataract surgeons looking for a reliable, fast and easy-to-use optical biometer for measurements they can depend on. Measurement range Axial length 14 – 38 mm Corneal radii 5 – 10 mm Anterior chamber depth 1.5 – 6.5 mm White-to-white 8 – 16 mm Display scaling Axial length 0.01 mm Corneal radii 0.01 mm Anterior chamber depth 0.01 mm White-to-white 0.1 mm IOL calculation formulas SRK® II, SRK® ​/​ T, Holladay 1 and 2, Hoffer Q, Haigis Clinical history and contact lens fitting method for calculation of corneal refractive power following refractive corneal surgery Haigis-L IOL calculation for eyes following myopic ​/​ hyperopic LASIK ​/​ PRK ​/​ LASEK surgery Calculation of phakic anterior and posterior chamber implants Optimization of IOL constants Interfaces Ultrasound data link ZEISS eyecare data management system FORUM® ZEISS computer-assisted cataract surgery system CALLISTO eye via USB or FORUM (DICOM network or EQ Mobile) Data interface for electronic medical record (EMR) ​/​ patient management systems (PMS) Data export to USB storage media Export database for Holladay IOL Consultant and HIC.SOAP Pro Ethernet port for network connection and network printer Line voltage 100 – 240 V ± 10 % (self sensing) Line frequency 50 – 60 Hz Performance consumption max. 75 VA Laser class 1 Please contact us first before purchasing for further instructions and information. Thank you Return Policy: Items are sold as-is with no returns or refunds available unless explicitly stated.