250 l/mm @ 1250 nm
Dispersion
Efficiency
| 項目 | 数値 |
|---|---|
| SIZE(S) | 30 mm diax3 |
| PART # | WP-250/1250-30 |
| SURFACE QUALITY | 60-40 scratch-dig |
| DIFFRACTED WAVEFRONT | < λ/5 rms @ 632.8 nm |
| SPATIAL FREQUENCY | 250 l/mm +/- 0.5 l/mm |
| CWL | 1250 nm |
| ANGLE OF INCIDENCE (AOI) | 9° @ 1250 nm |
| THICKNESS TOLERANCE | +/- 0.25 |
| CHAMFERS | 0.25-0.75 mm face width |
| CHAMFERS ANGLE/TOLERANCE | 45° +/-15° |
| AR COATING | < 0.5% Reflection; 900nm-1800nm |
| SUBSTRATE AND COVER GLASS | 1.5 mm BK7 3 mm total thickness |
| CLEAR APERATURE | 24 mm |
| DIMENSIONS | A =30 mm B = 3 mm |
