QB9

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
QB9 2 0.187 0.391 14.8 0.156 0.256 20.3 1 2 1.524 89 460 532 2.56

 

2. Technical Indexes

Type Thickness(mm) 400(nm) 480(nm) 640(nm) 680(nm) 700(nm) 1000(nm)
QB9 2 ≥10.0 ≥36.5   ≤1.0    

 

3. Class Of Bubble、Stripe、Stress

Type Bubble Stripe Stress
QB-9 C-B 4 3

 

4. Transmittance


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