Phoropter Ophthalmic Instruments Optical View Tester Vision Tester Minus Cylinder Lenses Manual Phoropter
Special Features
- 1.All Cross-Cylinder lens are Manus lens
- 2.0.00 to -6.00 diopters(0.00 to -8.00 diopters with additional lens of -2.00 diopters)
- 3.Unique new convergence system mechanism
- 4.Fingertip adjustment for sphere power control
- 5.Classic appearance, professional technology, precise measurement, easy and convenient operating, and best price value
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