GLASS TYPES
| HEBO |
Schott |
Hoya |
| R 650 |
|
|
| R 670 |
~ RG 665 |
|
| R 700 |
~ RG 695 |
~ R-70 |
| R 720 |
~ RG 715 |
~ R-72 |
Red Glass Characteristic
| Type | Thickness | n (587,8 nm) | p (g/cm³) | Tg(°C) | Ts(°C) | α × 10-7(°C) | DA | DW | Bubbles | Homogeneity | Striae |
| R 650 | 2 mm | 1,52 | 2,64 | 527 | 605 | 103 | 1 | 2 | 2 | 1 | 1 |
| R 670 | 2 mm | 1,523 | 2,64 | 527 | 605 | 103 | 1 | 2 | 2 | 1 | 1 |
| R 700 | 2 mm | 1,523 | 2,64 | 527 | 605 | 103 | 1 | 2 | 2 | 1 | 1 |
| R 720 | 2 mm | 1,523 | 2,77 | 534 | 592 | 111 | 4 | 4 | 2 | 1 | 1 |
| Type | Thickness | A(2856K) | D65 | λt50 %(nm) | λp (nm) | Tλp (%) | Tk (nm/°C) |
| | | x | y | Y(%) | x | y | Y(%) | | | | |
| R 650 | 2 mm | 0,728 | 0,272 | 3,2 | 0,728 | 0,272 | 1,5 | 650 ± 9 | 730 | ≥ 88,5 | 0,17 |
| R 670 | 2 mm | 0,731 | 0,269 | 1,1 | 0,730 | 0,270 | 0,5 | 670 ± 9 | 750 | ≥ 87,5 | 0,17 |
| R 700 | 2 mm | 0,735 | 0,265 | 0,0 | 0,735 | 0,265 | 0,0 | 700 ± 9 | 800 | ≥ 79,8 | 0,18 |
| R 720 | 2 mm | | | | | | | 720 ± 9 | 810 | ≥ 80,0 | 0,18 |

| | R 650
|
R 670
|
R 700
|
R 720
|
| Thickness (mm) |
2 | 2 | 2 | 2 |
| Wavelength (mm) |
%T
| %T
| %T
| %T
|
| 200 |
6×10-4
| 3×10-4
| 8×10-4
| 1×10-4
|
| 210 |
3×10-4
| 4×10-4
| 4×10-4
| 7×10-4
|
| 220 |
0,001
| 0,001
| 0,001
| 0,001
|
| 230 |
2×10-4
| 8×10-4
| 1×10-4
| 3×10-4
|
| 240 |
0,001
| 0,001
| 0,001
| 0,001
|
| 250 |
1×10-4
| 9×10-4
| 5×10-4
| <1×10-5
|
| 260 |
1×10-4
| 1×10-4
| <1×10-5
| 4×10-4
|
| 270 |
3×10-4
| 8×10-4
| 5×10-4
| 1×10-4
|
| 280 |
4×10-4
| 6×10-5
| 7×10-5
| 4×10-4
|
| 290 |
5×10-4
| 5×10-4
| 6×10-5
| 2×10-4
|
| 300 |
4×10-4
| 2×10-4
| 7×10-5
| 8×10-4
|
| 310 |
3×10-4
| 2×10-4
| 2×10-4
| 8×10-4
|
| 320 |
2×10-4
| 4×10-4
| 7×10-5
| 9×10-5
|
| 330 |
7×10-4
| 5×10-4
| 4×10-4
| 2×10-4
|
| 340 |
2×10-4
| 2×10-4
| 6×10-4
| 9×10-4
|
| 350 |
5×10-5
| 2×10-4
| 0,001
| 2×10-4
|
| 360 |
7×10-4
| 4×10-4
| 1×10-4
| 3×10-4
|
| 370 |
1×10-4
| 7×10-4
| 1×10-4
| 1×10-4
|
| 380 |
2×10-4
| 7×10-4
| 2×10-4
| 6×10-4
|
| 390 |
1×10-4
| 0,001
| <1×10-5
| 7×10-4
|
| 400 |
7×10-4
| 7×10-4
| 8×10-4
| 4×10-4
|
| 410 |
7×10-4
| 8×10-4
| 5×10-4
| 3×10-4
|
| 420 |
4×10-4
| 6×10-4
| 1×10-4
| 4×10-4
|
| 430 |
7×10-4
| 5×10-4
| 6×10-4
| 2×10-4
|
| 440 |
2×10-4
| 3×10-4
| 2×10-4
| 5×10-5
|
| 450 |
7×10-4
| 6×10-4
| 5×10-4
| 0,001
|
| 460 |
6×10-4
| 2×10-5
| 4×10-4
| 4×10-4
|
| 470 |
4×10-4
| 4×10-5
| 2×10-4
| 4×10-5
|
| 480 |
6×10-5
| 3×10-4
| 5×10-5
| 5×10-4
|
| 490 |
6×10-4
| 6×10-5
| 3×10-4
| 0,001
|
| 500 |
7×10-5
| 3×10-4
| 7×10-4
| 5×10-5
|
| 510 |
7×10-5
| 6×10-5
| 6×10-5
| 8×10-4
|
| 520 |
8×10-4
| 6×10-4
| 0,001
| 9×10-4
|
| 530 |
8×10-4
| 3×10-4
| 4×10-4
| 4×10-4
|
| 540 |
0,003
| 2×10-4
| 6×10-5
| 7×10-5
|
| 550 |
0,009
| 0,002
| 7×10-5
| 2×10-4
|
| 560 |
0,019
| 0,005
| 4×10-5
| 5×10-4
|
| 570 |
0,034
| 0,014
| 0,001
| 9×10-4
|
| 580 |
0,058
| 0,026
| 0,003
| 0,001
|
| 590 |
0,102
| 0,050
| 0,008
| 0,005
|
| 600 |
0,188
| 0,094
| 0,014
| 0,009
|
| 610 |
0,359
| 0,177
| 0,025
| 0,018
|
| 620 |
0,700
| 0,314
| 0,045
| 0,028
|
| 630 |
1,802
| 0,576
| 0,082
| 0,046
|
| 640 |
6,863
| 1,178
| 0,155
| 0,078
|
| 650 |
33,246
| 3,940
| 0,315
| 0,129
|
| 660 |
66,373
| 19,971
| 0,771
| 0,230
|
| 670 |
81,673
| 51,390
| 2,685
| 0,435
|
| 680 |
87,168
| 73,424
| 11,092
| 0,930
|
| 690 |
89,096
| 83,502
| 32,603
| 2,442
|
| 700 |
89,768
| 87,541
| 57,495
| 7,731
|
| 710 |
89,993
| 89,082
| 74,016
| 23,312
|
| 720 |
90,050
| 89,677
| 82,580
| 49,125
|
| 730 |
90,073
| 89,873
| 86,515
| 70,290
|
| 740 |
90,088
| 89,991
| 88,305
| 81,498
|
| 750 |
90,009
| 89,955
| 89,061
| 86,522
|
| 760 |
89,868
| 89,824
| 89,332
| 88,655
|
| 770 |
89,798
| 89,751
| 89,462
| 89,664
|
| 780 |
89,756
| 89,662
| 89,536
| 90,184
|
| 790 |
89,790
| 89,638
| 89,606
| 90,513
|
| 800 |
89,618
| 89,450
| 89,575
| 90,585
|
| 810 |
89,542
| 89,341
| 89,546
| 90,648
|
| 820 |
89,448
| 89,230
| 89,481
| 90,694
|
| 830 |
89,398
| 89,152
| 89,472
| 90,736
|
| 840 |
89,299
| 89,049
| 89,422
| 90,757
|
| 850 |
89,239
| 88,984
| 89,410
| 90,799
|
| 900 |
88,953
| 88,638
| 89,237
| 90,866
|
| 950 |
88,764
| 88,442
| 89,158
| 90,977
|
| 1000 |
88,604
| 88,254
| 89,078
| 90,995
|
| 1050 |
88,565
| 88,181
| 89,035
| 91,067
|
| 1065 |
88,544
| 88,202
| 89,082
| 91,089
|
| 1100 |
88,543
| 88,187
| 89,070
| 91,102
|
| 1200 |
88,634
| 88,284
| 89,181
| 91,209
|
| 1300 |
88,814
| 88,515
| 89,355
| 91,252
|
| 1400 |
88,933
| 88,684
| 89,438
| 91,250
|
| 1500 |
89,486
| 89,266
| 89,907
| 91,405
|
| 1600 |
89,858
| 89,673
| 90,173
| 91,451
|
| 1700 |
89,916
| 89,785
| 90,189
| 91,376
|
| 1800 |
89,696
| 89,568
| 89,927
| 91,221
|
| 1900 |
89,357
| 89,217
| 89,585
| 91,075
|
| 2000 |
88,847
| 88,713
| 89,088
| 90,896
|
| 2100 |
88,192
| 88,034
| 88,426
| 90,568
|
| 2200 |
86,940
| 86,744
| 87,053
| 89,878
|
| 2300 |
86,536
| 86,372
| 86,684
| 89,682
|
| 2400 |
85,908
| 85,758
| 86,063
| 89,280
|
| 2500 |
84,645
| 84,476
| 84,705
| 88,532
|
| 2600 |
83,691
| 83,544
| 83,747
| 88,014
|
| 2700 |
79,398
| 79,204
| 79,133
| 85,370
|
| 2800 |
36,225
| 35,137
| 33,189
| 49,652
|
| 2900 |
34,068
| 33,113
| 31,421
| 47,144
|
| 3000 |
31,616
| 30,692
| 29,322
| 44,934 |