Description
Dimension Tolerance +0.0/-0.2mm
Thickness Tolerance ±0.2mm
Clear Aperture >90%
Flatness λ/4@632.8nm per 25mm range
Centration <3 arc minutes
Surface Quality 60/40 scratch and dig
Coating Metal coating on one surface, rear surface ground or inspection polished
Enhanced Aluminum: Ravg>90%@400-700nm
Protected Aluminum: Ravg>87%@400-1200nm
Protected Silver: Ravg>95%@400-12000nm
Protected Gold: Ravg>98%@2000-12000nm
Damage Threshold >1J/cm2, 20ns, 20Hz, @1064nm
Metal Coated Concave Mirror
Specifications
| Reflective Coating: | Protected Aluminum, Protected Silver, Protected Gold |
|---|---|
| Substrate: | BK7, Fused Silica |
| Average Reflectance: | 90 % |
| Wavelength Range: | 400 – 12000 nm |
| Surface Flatness: | lambda/4 |
| Surface Quality: | 60-40 scratch-dig |
| Diameter: | 25.4 mm |
| Thickness: | 3 mm |
| Shape: | Round |
Download Data Sheet
Frequently Asked Questions
What types of coatings are available for the Metal Coated Concave Mirror?
The available coatings are Enhanced Aluminum, Protected Aluminum, Protected Silver, and Protected Gold.
What is the damage threshold of the Metal Coated Concave Mirror?
The damage threshold is >1J/cm2, 20ns, 20Hz, @1064nm.
What is the surface quality of the Metal Coated Concave Mirror?
The surface quality is 60/40 scratch and dig.
What is the dimension tolerance of the Metal Coated Concave Mirror?
The dimension tolerance is +0.0/-0.2mm.
What is the clear aperture of the Metal Coated Concave Mirror?
The clear aperture is >90%.
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