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Nantong Haisheng Optical Co.,LTD
QB4,Blue Filters
Product description:
Nantong Haisheng Optical Co.,Ltd. can supply full range of filters. They are short pass Filter, long pass Filter, band pass Filter, ultraviolet Filter, infrared Filter, heat absorbing Filter, and color temperature conversion filters. We use material by China to Schott, Hoya, and other manufacturers to process them. Metallic films, colored glasses and thin dielectric films filter are all available per your requirements.
Filters are designed by their manufacturers to transmit or absorb different wavelengths of light. And they are widely used in scientific experiments and industrial applications where that change is necessary.
Model Thickness A[2856k] D65 Chemical Stability ND α×10-7 Tg Ts S (mm) x y Y x y Y DA DW (/℃) (℃) (℃) QB1 2 0.354 0.379 44.8 0.235 0.258 49 1 3 1.52 93 477 550 2.51 QB2 2 0.322 0.334 28.8 0.21 0.206 32.6 1 3 1.52 93 477 550 2.51 QB3 2 0.159 0.042 0.8 0.156 0.028 1.8 1 3 1.52 91 525 577 2.51 QB4 2 0.143 0.101 3 0.145 0.063 5.8 1 3 1.582 81 483 549 3.25 QB5 2 0.143 0.106 2.8 0.146 0.065 5.2 1 2 1.52 93 477 550 2.52
| Model | Thickness | 400 (nm) | 420 (nm) | 450 (nm) | 540 (nm) | 600 (nm) | 640 (nm) | 680 (nm) | 700 (nm) | Bubbles | Stripe | Stress |
| (mm) | ||||||||||||
| QB1 | 2 |
| ≥84.0 |
| 44.0~50.0 |
| 21.0~27.0 |
| 34.0~42.0 | C-B | 3C | 3 |
| QB2 | 2 | ≥84.0 |
|
| 22.0~36.0 | 10.0~21.0 |
|
|
| C-B | 3C | 3 |
| QB3 | 2 |
|
| ≥40.0 | ≤0.4 |
|
| ≤3.0 |
| C-B | 4 | 3 |
| QB4 | 2 |
| ≥66.7 |
| ≤1.2 |
|
|
| ≤19.7 | C-B | 4 | 3 |
| QB5 | 2 |
| ≥58.0 |
| ≤5.0 |
|
|
| ≤2.0 | C-B | 4 | 3 |
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