Product Name: Yz25c China Ophthalmic Equipment Wireless Binocular Indirect Ophthalmoscope Model NO.: YZ25C Group: All Certification: CE, FDA, EEC, MSDS, ISO13485 Classification: Ophthalmic Equipment Trademark: RS Transport Package: Carton Specification: CE ISO FDA Origin: China, Jiangsu HS Code: 90185000 Product Description binocular indirect ophthalmoscope (YZ25C)Technical Data1. Indirect binocular2. Wireless, rechargeable3. With 20D lensSPECIFICATIONSType: Head-worn binocular non-contact ophthalmoscopeWorking distance: 50.5mm(from the patient's corneal to the aspheric lens)Pupillary distance: Adjustable from 52-74mmIntensity of illumination: Stepless adjustable with the maximum intensity not less than 500LxLathe-hedd: 530-630mm in circumference, 85-125mm in depthLight spots: Three spots, big, middle and smallFilters: Three filters including redfree, colourless and cobalt blueDemonstrating mirror: Coated mirror with both sides viewingPower supply of illumination: Mini halogen bulb 6V/10WInput power: 20VAElectric safety standard: GB9706.1-1995 ClassII, type BAction temperature of transformer hot circuit breaker: 30° CMain part's dimension: 142X48X128mmMain part's weight: 230g10. NORMAL WORKING CONDITION1) Temperature: 5° C~40° C2) Relative humidity: 30%~75%3) Atmospheric pressure: 700hPa~1060hPa4)Source of power: 220V± 10%, 50Hz± 1HzAll the ophthalmoscope models