我(wo)們(men)的(de)陡峭(qiao)邊緣(yuan)長(chang)通濾(lv)光(guang)片采用(yong)磁控(kong)濺射硬(ying)質(zhi)氧(yang)化物(wu)塗(tu)層,可(ke)產生深(shen)層抑制(zhi)並向(xiang)高透射(she)率過渡。塗(tu)層沈(chen)積在(zai)精(jing)密(mi)拋(pao)光(guang)的(de)熔融(rong)石英(ying)基(ji)體(ti)上,並且不(bu)使(shi)用(yong)任何吸收性(xing)濾(lv)光(guang)玻(bo)璃(li),因(yin)此適(shi)合高溫(wen)應用(yong)。它們提(ti)供(gong)三(san)種(zhong)標準尺寸,並(bing)可(ke)根據(ju)要(yao)求提(ti)供(gong)定制尺寸。
| General Specifications | |
| Thickness: | 1.5 ± .025mm |
| Size Tolerance: | +0.0mm/-0.2mm |
| Min. Clear Aperture: | 95% of outside dimension |
| Substrate Material: | UV Grade Fused Silica |
| Flatness: | ≤ 1/4 wave/inch TWF |
| Surface Quality: | 60-40 per MIL-C-48497A |
| Humidity and Abrasion: | Per MIL-C-675A |
| Durability: | Per MIL-C-48497A |
| Operating Temperature: | -50°C to +200°C |
| Transmission: | ≥ 91% average |
| Rejection: | ≥ OD 4.0 |
| Cut-on Slope: | 1% (2% for 325nm filter) |
| Cut-on Tolerance: | ± 1% |
| Effective Refractive Index | 1.76 |
| Mechanical: | Unmounted |


| 325nm Steep-Edge Long Pass Filter, 12.5mm dia. | 325SC01-12.5 |
| 325nm Steep-Edge Long Pass Filter, 25mm dia. | 325SC01-25 |
| 325nm Steep-Edge Long Pass Filter, 50mm dia. | 325SC01-50 |
| 325nm Steep-Edge Long Pass Filter, 50.0 x 50.0mm sq. | 325SC01-50S |
| 350nm Steep-Edge Long Pass Filter, 12.5mm dia. | 350SC01-12.5 |
| 350nm Steep-Edge Long Pass Filter, 25mm dia. | 350SC01-25 |
| 350nm Steep-Edge Long Pass Filter, 50mm dia. | 350SC01-50 |
| 350nm Steep-Edge Long Pass Filter, 50.0 x 50.0mm sq. | 350SC01-50S |
| 375nm Steep-Edge Long Pass Filter, 12.5mm dia. | 375SC01-12.5 |
| 375nm Steep-Edge Long Pass Filter, 25mm dia. | 375SC01-25 |
| 375nm Steep-Edge Long Pass Filter, 50mm dia. | 375SC01-50 |
| 375nm Steep-Edge Long Pass Filter, 50.0 x 50.0mm sq. | 375SC01-50S |
| 400nm Steep-Edge Long Pass Filter, 12.5mm dia. | 400SC01-12.5 |
| 400nm Steep-Edge Long Pass Filter, 25mm dia. | 400SC01-25 |
| 400nm Steep-Edge Long Pass Filter, 50mm dia. | 400SC01-50 |
| 400nm Steep-Edge Long Pass Filter, 50.0 x 50.0mm sq. | 400SC01-50S |
| 450nm Steep-Edge Long Pass Filter, 12.5mm dia. | 450SC01-12.5 |
| 450nm Steep-Edge Long Pass Filter, 25mm dia. | 450SC01-25 |
| 450nm Steep-Edge Long Pass Filter, 50mm dia. | 450SC01-50 |
| 450nm Steep-Edge Long Pass Filter, 50.0 x 50.0mm sq. | 450SC01-50S |
| 500nm Steep-Edge Long Pass Filter, 12.5mm dia. | 500SC01-12.5 |
| 500nm Steep-Edge Long Pass Filter, 25mm dia. | 500SC01-25 |
| 500nm Steep-Edge Long Pass Filter, 50mm dia. | 500SC01-50 |
| 500nm Steep-Edge Long Pass Filter, 50.0 x 50.0mm sq. | 500SC01-50S |
| 550nm Steep-Edge Long Pass Filter, 12.5mm dia. | 550SC01-12.5 |