Description: Product Description266 pcs Trial Lens SetVariety of lenses to meet optometry requirements:Trial lens set is an ophthalmology calculating apparatus used in the department of ophthalmology in hospitals and glasses shops to exam a patient?s refractive error including hyperopia, myopia, presbyopia, astigmatism, strabismus or color blindness. It usually contains sphere lens, cylinder lens, prism lens and other accessory lens, etc.The lens uses high quality optical glass with high light transmittance.The design of the tray facilitates the insertion of lenses and protects them from wear.Case with combination lock can provide privacy and security.The case lid can be suspended at an angle by hinges.CautionsTo assure the accuracy of exam, following people are not suitable for exam. Patient who is in bad mental or physical condition, overworked, dizzy, who has bloodshot eyes or other ophthalmic disease.Please prevent it from being scratched when it is used.Keep it clean and dry by wiping it with soft cloth after each using.Spheres(160 pcs)Spherical lens includes concave lens (-) and convex lens (+). The former is used to correct myopia and the latter hyperopia and presbyopia.Cylinders(80 pcs)Cylindrical lens consists of concave (-) and convex (+) cylindrical lens. They are used to correct astigmatism.Prisms(12 pcs)The tangent plane of a prismatic lens is a cuneiform. This kind of lens is used to exam and correct strabismus or heterophoria as well as to train eye-muscle.Accessories PL(2), CL(2), FL(2), RF, GF, BL, MR, PH, SS, Cross cylinder 2 pieces: 0.25 and 0.5How to openThese locks come factory set to 000. To open the case, just push the button outward.How to reset passwordReset the combination to whichever 3 digits you like while pushing the button inward.NoticePlease remember the password you set, or you will be unable to close or open it.
Price: 189.99 USD
Location: Perth Amboy, New Jersey
End Time: 2024-11-24T16:15:01.000Z
Shipping Cost: 0 USD
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Item Specifics
Restocking Fee: No
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Brand: Unbranded
Product: Trial Lenses
MPN: Does not apply
California Prop 65 Warning: No Warning Applicable
