Country of Origin︰-
Minimum Order︰1000 pc
phoropter lens of BK7,SF66,SF5,Schott VG14,PMMA and etc.
coating up to requirement.
cross cylinders, Cylinders, Spheres,prisms,Red filter,Green filter,Maddox lense,Polarized filter,Pin Hole,Frosted glass,Ocluder,Cross hair reticle.