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Glass Progressive / Glass Bifocal

2 materials of super high Index glass progressive lens

G1.90 = Index 1.892
G1.80 = Index 1.807
Progressive design = PM(Perfect mutch design)

*Please refer to PM series page for the details of the design

Line-up of Glass Progressive Lens & Glass Bifocal Lens
Product nameTypeColorMaterialIndexAbbe GravityTransmissivity
G1.90PMAll Round Progressive Lens
(Corridor13mm)
BROWN 12/15/30/45/65%
SMOKE 30/55%
Super High Index Glass1.892303.99g/c.c.99.2%
G1.80PMAll Round Progressive Lens
(Corridor13mm)
BROWN 12/15/30/45/65%
SMOKE 30/55%
Super High Index Glass1.807343.65g/c.c.99.2%
G1.60 BFC25Bifocal LensBROWN 15/30/45/65%
SMOKE 30/55%
Middle Index Glass1.604412.63g/c.c.99.0%
G1.50 BFC25Bifocal LensBROWN 15/30/45/65%
SMOKE 30/55%
Crown Glass1.525592.61g/c.c.99.0%
G1.50 BFC28Bifocal LensBROWN 15/30/45/65%
SMOKE 30/55%
Crown Glass1.525592.61g/c.c.99.0%
SB-25BXPhotochromic Bifocal LensBROWNBorosilicate Glass1.525562.41g/c.c.90.0%(Fading)
34.0%(Darkning)

Color for glass lens

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