UCanSee Trial Lens Set 16pcs Optical Concave Spherical Lenses Supplementary Kit Plastic Rim

UCanSee trial lens set is an ophthalmic calculation instrument used by hospital ophthalmology departments and optical shops to check patients' refractive errors, including hyperopia, myopia, presbyopia, astigmatism, strabismus or color blindness. It contains 8 pairs of spherical lenses.

Spheres: 8 pairs concave (-6.25/-6.75/-7.25/-7.75/-8.25/-8.75/-9.25/-9.75) 25mm Inner diameter, 38 mm outer diameter The lenses are made of high-quality optical glass with high light transmittance The plastic rim is durable and lightweight, and helps to distinguish lenses with different functions The plastic tray and carton case are designed to facilitate lens insertion and prevents lens wear