Optical Glasses
Type Thickness λtj λ0 Tλ0 K
(mm)  (nm) (nm) (%)
CB535 2 535 ± 10 650 ≥88.7 ≥1.2
CB550 2 550 ± 10 650 ≥88.7 ≥1.2
CB565 2 565 ± 10 650 ≥88.7 ≥1.2
CB580 2 580 ± 10 680 ≥88.7 ≥1.2