Planned Maintenance in Progress!
Sorry for the inconvenience but we are working hard to make improvements.
You can still contact us at :
- In Europe sales@optosigma-europe.com
- In USA sales@optosigma.com
Sorry for the inconvenience but we are working hard to make improvements.
You can still contact us at :
Thank you for understanding!
SLB-08B-20PIR1
Name | Biconvex Lens 8mm Diameter 20.4mm Focal Length 633 - 1064nm |
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Weight | 0.0500kgs |
Standard Coatings Available | No |
Guide |
|
Remark | - |
Attention |
|
Diameter φD | 8mm |
Focal length | 20.4mm |
Material | BK7 |
Design Wavelength | 546.1nm |
Refractive index n<sub>e</sub> | 1.519 |
Coating | Broadband Multilayer antireflection coating (633 - 1064nm) |
Transmmittance | > Average 98.5% |
Laser Damage Threshold | 4J/cm2 (Laser pulse width ; 10ns , Repetition frequency ; 20Hz) |
Clear aperture |
φD≧φ10mm ; 85% of the diameter φD<φ10mm ; 83% of the diameter |
Surface Quality (Scratch-Dig) |
φD≧φ10mm ; 20-10 φD<φ10mm ; 40-20 |
Wavelength range of Antireflection Coating | 633 - 1064nm |
Diameter φD | φ8mm |
Focal length f | 20.4mm |
Edge thickness te | 1.5mm |
Center thickness tc | 2.3mm |
Back focal length fb | 19.6mm |
Radius of curvature r | 20.76mm |
Centration | <3′ |