Check the listing for details. Ophthalmic Equipment portable Optical Portable auto refractometer handheld. Condition: New. Listed at 5198.00 USD. HAR-680 Handheld Auto Refractometer Portable Autorefractor Features:It is an innovative wavefront refractometer that precisely measures refractive errors of patients from 6 months old through adults within just seconds.The device is designed and engineered to be handy and user-friendly with one-button operation. With the short working distance, the device is extremely easy-to-focus. Refracts babies, children, and adults, even wearing glasses or contact lenses. No dark room required, it works in normal light conditions.Applications:For Mass Screening EventsWith the HAR-680 autorefractor, you can screen 100 patients within 20 minutes, and read the results directly on thedisplay. Its portable and light design makes it highly comfortable for massive vision screening.For Primary CareThe HAR-680 is a cost-effective, essential vision screening tool for general practitioners (GPs)and ophthalmologists. The portability of the device allows you to bring it for private homevisits or nursing homes.For Clinics and Optical ShopWith the portable equipment, now you can reach more patients outside of your office, or use it in some promotionevents such as an optical fair, or free vision screening marketing campaign. Specification:Sphere range10.0D ~ +10.0D, step 0.25DCylinder range-5.0D ~ +5.0D, step 0.25DAxis of astigmatism range1°~ 180°, 1°Data acquisition time< 1s / eyeIris imagingYesConnectionsUSB, Wifi, Blue-tooth; easy data transfer to pc or printerPrint toBlue-tooth printer (optional)Dimensions203mm x 110mm x 50mm