Title

承诺光谱值
τi (365nm)	≥0.94
τi (633nm)	≤0.00005

内部透过率（表格）

λ [nm]
200	< 10⁻³
210	< 10⁻³
220	< 10⁻³
230	< 10⁻³
240	< 10⁻³
250	0.006
260	0.103
270	0.364
280	0.626
290	0.798
300	0.899
310	0.951
320	0.973
330	0.983
340	0.986
350	0.987
360	0.987
370	0.984
380	0.981
390	0.975
400	0.951
410	0.916
420	0.874
430	0.815
440	0.745
450	0.658
460	0.550
470	0.393
480	0.222
490	0.097

λ [nm]
500	0.043
510	0.013
520	0.003
530	< 10⁻³
540	< 10⁻³
550	< 10⁻³
560	0.002
570	0.001
580	< 10⁻³
590	< 10⁻³
600	< 10⁻³
610	< 10⁻³
620	< 10⁻³
630	< 10⁻³
640	< 10⁻³
650	< 10⁻³
660	< 10⁻³
670	< 10⁻³
680	0.010
690	0.100
700	0.359
710	0.655
720	0.846
730	0.938
740	0.976
750	0.986
760	0.988
770	0.989
780	0.990
790	0.990

λ [nm]
800	0.990
810	0.990
820	0.990
830	0.990
840	0.989
850	0.989
860	0.989
870	0.989
880	0.988
890	0.988
900	0.988
910	0.987
920	0.986
930	0.984
940	0.981
950	0.976
960	0.971
970	0.965
980	0.957
990	0.948
1,000	0.937
1,010	0.923
1,020	0.910
1,030	0.891
1,040	0.868
1,050	0.843
1,060	0.813
1,070	0.780
1,080	0.746
1,090	0.706

λ [nm]
1,100	0.667
1,110	0.615
1,120	0.568
1,130	0.525
1,140	0.480
1,150	0.432
1,160	0.388
1,170	0.343
1,180	0.308
1,190	0.273
1,200	0.241
1,250	0.146
1,300	0.120
1,350	0.141
1,400	0.150
1,450	0.118
1,500	0.100
1,550	0.100
1,600	0.124
1,650	0.141
1,700	0.140
1,750	0.133
1,800	0.144
1,850	0.185
1,900	0.250
1,950	0.328
2,000	0.400
2,050	0.462
2,100	0.520
2,150	0.567

λ [nm]
2,200	0.620
2,250	0.657
2,300	0.701
2,350	0.735
2,400	0.754
2,450	0.764
2,500	0.765
2,550	0.761
2,600	0.756
2,650	0.743
2,700	0.724
2,750	0.644
2,800	0.587
2,850	0.576
2,900	0.572
2,950	0.570
3,000	0.562
3,050	0.548
3,100	0.526
3,150	0.507
3,200	0.484
3,250	0.463
3,300	0.444
3,350	0.427
3,400	0.410
3,450	0.398
3,500	0.392
3,550	0.390
3,600	0.392
3,650	0.398

λ [nm]
3,700	0.404
3,750	0.413
3,800	0.423
3,850	0.433
3,900	0.446
3,950	0.456
4,000	0.460
4,050	0.456
4,100	0.440
4,150	0.417
4,200	0.392
4,250	0.367
4,300	0.337
4,350	0.292
4,400	0.250
4,450	0.200
4,500	0.160
4,550	0.113
4,600	0.078
4,650	0.056
4,700	0.042
4,750	0.035
4,800	0.032
4,850	0.031
4,900	0.027
4,950	0.020
5,000	0.011
5,050	0.005
5,100	0.002
5,150	< 10⁻³

光学值

反射系数
Pd	0.921

参考厚度
d [mm]	1

承诺光谱值
τi (365nm)	≥0.94
τi (633nm)	≤0.00005

折射率 n
nF (486.1 nm) = 1.516
ng (435.8 nm) = 1.520
ns (852.1 nm) = 1.502
ne (546.1 nm) = 1.512
nd (587.6 nm) = 1.510
n (302.1 nm) = 1.548

色度评估

光源	A(Planck T = 2347K)
d [mm]	1	2	3
x	0.160	0.166	0.170
y	0.042	0.024	0.020
Y	1	0	0
λd [nm]	458	447	440
Pe	0.96	0.98	0.98

光源	Planck T = 3200 K
d [mm]	1	2	3
x	0.157	0.163	0.167
y	0.038	0.022	0.018
Y	1	0	0
λd [nm]	457	447	442
Pe	0.97	0.98	0.99

光源	D65 (TC = 6504 K)
d [mm]	1	2	3
x	0.154	0.160	0.163
y	0.029	0.018	0.014
Y	2	1	0
λd [nm]	455	448	444
Pe	0.98	0.99	1.00

物理值

密度
p [g/cm3]	2.56

气泡含量
气泡等级

玻转温度
Tg [°C]	478

温度系数
Tk [nm/°C]

耐化学性
耐污性	0
耐酸性	1.0
耐碱性	1.0

热膨胀
α-30°C/+70°C [10-6/K]	8.8
α20°C/300°C [10-6/K]	10.2
α20°C/200°C [10-6/K]