- Spherical Optics
- Plano-Convex Lens
- Plano-Concave Lens
- Bi-Convex Lens
- Bi-Concave Lens
- Meniscus Lens
- Achromatic Lens
-
Contact Us
-
Tel:+86-18186880270
-
E-mail:info@clzoptics.com
-
Add:No.1636 Jinchuan Street, Changchun,JiLin, China
Achromatic Lens
Position >> Home page >> Achromatic Lens
40mm Dia.x400 EFL, Doublet lens
Changchun Long Ze Precision Optics Co., Ltd Time:2018-11-22
Part Number | LAD40040 | ||
Diameter (mm): | 40 | Diameter Tolerance (mm): | +0.01/-0.10 |
Effective Focal Length EFL (mm): | 400 | Back Focal Length BFL (mm): | 397.28 |
Substrate: | N-BK7/N-SF5 or or equivalent | Surface Quality: | 60-40 |
Power (P-V) @ 632.8nm: | 1.5λ | Irregularity (P-V) @ 632.8nm: | 0.5 Waves |
Focal Length Tolerance (%): | ±2% | Centering (arcmin): | < 3 minutes |
Center Thickness CT (mm): | 8 | Center Thickness Tolerance (mm): | ±0.2 |
Edge Thickness ET (mm): | 7.1 | Clear Aperture CA (mm): | >= 90% of Diameter |
Type: | Achromats | Bevel: | Protective bevel as needed |
Coating: | Uncoated | RoHS: | Compliant |
Previous:40mm Dia.x300 EFL, Doublet lens Next:20mm Dia.x55 EFL, Doublet lens