LB4

1. Characteristics

Type Thickness
(mm)
A[2856k] D65 Chemical Stability ND α×10-7
(℃)
Tg
(℃)
Ts
(℃)
S
x y Y x y Y DA DW
LB4 2 0.230 0.516 16.3 0.183 0.387 20.7 1 1 1.523 89 525 598 2.52

 

2. Technical Indexes

Type Thickness
(mm)
430
(nm)
450
(nm)
520
(nm)
530
(nm)
650
(nm)
LB4 2   6.0~15.9 ≥24.1   ≤0.2

 

3. Class Of Bubble、Stripe、Stress

Type Bubble Stripe Stress
LB4 C-B 4 3

 

4. Transmittance


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