PHOTOCHROMIC LENS
First Claim
Patent Images
1. A photochromic lens, which comprises:
- a photochromic layer comprising a photochromic dye and a resin component, and an organic hardcoat layer in this order, whereinthe resin component is an acrylic resin, andthe photochromic layer further comprises a piperidine ring-containing compound having a molecular weight of equal to or greater than 1,000.
1 Assignment
0 Petitions
Accused Products
Abstract
The present invention relates to a photochromic lens, which comprises a photochromic layer comprising a photochromic dye and a resin component, and an organic hardcoat layer in this order, wherein the resin component is an acrylic resin, and the photochromic layer further comprises a piperidine ring-containing compound having a molecular weight of equal to or greater than 1,000.
-
Citations
8 Claims
-
1. A photochromic lens, which comprises:
-
a photochromic layer comprising a photochromic dye and a resin component, and an organic hardcoat layer in this order, wherein the resin component is an acrylic resin, and the photochromic layer further comprises a piperidine ring-containing compound having a molecular weight of equal to or greater than 1,000. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
-
Specification