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Distance from the device to which the virtual imagea of the lamp filament is adjustable
enhanced patient interaction
every exam
The included adjustable trial frame ensures compatibility with all lenses and supports accurate positioning for refraction procedures
Robust construction
INS-11074 | Opti+ Near Visual Acuity Chart spo-default Distance from the device toNear Visual Acuity Chart OPTIUSA model INS 11073 Distance of testing: 25cm or 30cm The average brightness of visual chart is from 80 to 320cd m. The equability of brightness of visual chart 0. 85 LED background chart (double sides) Test distance: 30cm Input: AC110V~240V, 50 60HZ Output: 4. 2V, 1050mAh Dimensions: 9 x 5 x 1 in 23 x 12 x 2 cm Weight: 10. 35 oz 293 g
US$ 75.00
US$ 165.00
US$ 165.00