Basic Info.

Product Description

this is an ophthalmic instruments, suitable for examining refractive errors, such as myopia, hyperopic, astigmatism and presbyopia; also for examination of strabismus & color blindness. it is essential for ophthalmology protection departments in hospitals, the health care departments in factories, schools and country areas, the refraction rooms in glasses shops, and for physical examination of soldiers and farmers. 32 pairs each cx and cc sph 0.25 to 4.00 in 0.25 steps 4.50 to 6.00 in 0.50 steps 7.00 to 14.00 in 1.00 steps 16.00 to 20.00 in 2.00 steps 20.00 pairs each cx and cc cyl 0.25 to 3.50 in 0.25 steps 4.00 to 6.00 in 0.50 steps prisms 1/2.1, 2, 3, 4, 5, 6, 8, 10, 12