Buy Semi-Finished 1.56 Progressive Photochromic Gray Blue Block UV420 Optical Lens Blanks

Essential details

MOQ:100 Pairs

Lead time:15 Days

Size:L(48)*W(38)*H(48) cm

Shipping:Express Delivery, Air freight, Land freight, Ocean freight

Package Description:Customized or standard Envelops

Product Introduction

Semi finished 1.56 Progressive Photochromic Gray Blue Light Block UV420 eyeglass Lenses

Index	Corridor Length	Photochromic	ADD
1.56	12+2mm	Grey/Brown	+1.00 to +3.50 in 0.25D Steps
Abbe	Specific Gravity	Diamater	Coating
38	1.27	70/75mm	HC,HMC/AR Coating

What's the importance of a good semi finished lens to RX production?...

a. High qualified rate in power accuracy and stability
b. High qualified rate in cosmetics quality
c. High optical features
d. Good tinting effects and hard-coating/AR coating results
e. Realize the maximum production capacity
f. Punctual delivery
Not just superficial quality, semi-finished lenses are more focus on the internal quality,
such as precise and stable parameters, especially for the popular freeform

Photochromic Outstanding Color Performance.

Fast speed of changing, from white to dark and vice versa.
Perfectly clear indoors and at night, adapting spontaneously to varying light conditions.
Very deep color after change, the deepest color can be up to 75~85%.
Excellent color consistency before and after change..

Semi finished 1.56 Progressive Photochromic Gray Blue Light Block UV420 eyeglass Lenses

Photochromic Outstanding Color Performance.

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