Cylindrical lenses are typically used to focus parallel or divergent beams into a line or to alter the aspect ratio of an image.
SPECIFICATIONS | |||
Clear Aperture | ≥90% | ||
Dimension Tolerance | +/-0.1mm | ||
Chamfer | 0.15mm×45° | ||
Parallelism | ＜1′ | ||
Focal Length Tolerance | ±2%@1064nm | ||
Centration | ≤3′ | ||
Flatness | ≤λ/4@632.8nm | ||
Coating | Dielectric Coating | ||
Surface Quality | 40/20(MIL-PRF-13830B) | ||
Material | CaF2, Sapphire, Fused silicaフューズドシリカ, K9, BK7, Corningコーニング, etc. | ||
TIPICAL PRODUCTS | |||
Diameter(mm) | Focal Length(mm) | Flatness | Wavelength(nm) |
12×12 | 100 | / | 1064 |
23×12 | 57.5 | 90 | 980 |
30×30 | 4 | 170 | 980 |
38×38 | 4 | 0.7 | 1064/980 |
50.8×50.8 | 4.73 | 1.65 | 1050~1070 |