| Diameter, mm: |
50.8 |
| Diameter Tolerance, mm: |
+0,0, -0,05 |
| Central Thickness (CT), mm: |
18.9 |
| Central thickness tolerance, mm: |
≤0,05 |
| Design wavelength, nm: |
780 |
| Subtrate Material: |
UVFS |
| Surface quality: |
40-20 scratch & dig (uncoated) |
| Surface form deviation RMS: |
≤0.5 µm |
| Chamfer: |
0,3 mm max @ 45° |
| Clear Aperture: |
>90% of diameter |
| NA: |
0.416 |
| BFL, mm: |
37 |
| EFL, mm: |
50 |
| EFL tolerance: |
≤0,1% |
| Refractive index: |
N-BK7 - 1,517
UVFS - 1,453
S-LAH64 - 1,788 |
| Asphere figure error P-V: |
±1 µm (<0.6 µm available on request) |
| Centration, arcmin: |
<3 arc min |
| Főkategória: |
Optical Components |
| Alkategória1: |
Lenses |
| Alkategória2: |
Aspheric lenses |
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