CR-39 Round Top Bifocal Lens
Semi-finished: base 6.00 the edge thickness 6.0mm
base 4.00 the edge thickness 6.0mm
Distance: 0.00 to +3.00; Add: +0.25 to +3.00;
Minus Distance: -0.25...
lens quality and good service from our many customers in the worldwide.
Apollo Optics mainly produce CR39 Hard Resin lens, Glass lens, Polycarbonate lens. Including single vision, round-top bifocal, flat-top bifocal,...
lens, the greater the decrease in chromatic aberration, distortion and astigmatism.
-Significantly thinner, shallower and lighter than spherical lenses.
What is a multifocal lens?
Test and train for accommodative facility, accommodative rock, positive/negative relative accommodation and convergence and fusional convergence reserves. May delay bifocal use with some early presbyopes. Assists in...
It works great with felt and synthetics polishing pads. It is widely used in making eyewear lenses i.e. bifocals, cylindrical lenses, spherical lenses, Achromatic lens, Concave lens, Convex Lens, white...
lenses are made of the same AerGel material as PureVision, which promotes oxygen transmission, and healthy, white eyes, and are designed to provide 30 days of excellent vision and comfort - easy to remember to replace...
Professional manufacturer and exporter for optical lens, frames with 15 years experience, All these optical items are Under FDA approval. We have establish strict quality control system and fast delivery...
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