Achromatic Lens
DELN offers a large variety of achromatic and triplet achromatic Lenses.
Multiple anti-reflection coating options for the UV, visible, IR are available.
Specifications
|
Material |
|
|
Design Wavelength |
480, 546.1, 643.8nm |
|
Dimension Tolerance |
+0/-0.1mm |
|
Thickness Tolerance |
±0.2mm |
|
Surface Quality |
60/40 or better |
|
Power(fringe@633nm) |
3 |
|
Irregularity(fringe@633nm) |
0.5 |
|
Centration |
<3 arc minutes |
|
Focal Length Tolerance |
±2% |
|
Clear Aperture |
>90% |
|
Chamfer |
Protective <0.5mmx45deg |
|
Coating |
Request |
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