Aluminum Concave Mirror Without Protective Coating 20mm Diameter 250mm Focal Length
TCAN-20C05-500
Coatings on all concave mirror substrate models are available. Pre-coated aluminum concave mirrors are available. These substrates are mainly used as the primary mirror in a reflecting telescope or as reflection mirror of a collimating optical system light-source.
◦Large selection from outer size to radius of curvature is available on our website and in our catalog.
◦Contact our Sales Division for your choice of coating specifications.
◦Contact our Sales Division for your choice of coating specifications.
| Name | Aluminum Concave Mirror Without Protective Coating 20mm Diameter 250mm Focal Length |
|---|---|
| Weight | 0.0050kgs |
| Standard Coatings Available | No |
| Guide |
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| Remark | - |
| Attention |
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| Image Label | Aluminum Concave Mirror Without Protective Coating 20mm Diameter 250mm Focal Length |
| Diameter φD | 20mm |
| Focal length | 250mm |
| Material | BK7 |
| Spherical surface accuracy | λ/2 |
| Curvature radius tolerance | ±2% |
| Coating | Aluminum (Without protective coating) |
| Clear aperture | 85% of the diameter |
| Surface Quality <br> (Scratch-Dig) | 40-20 |
| Diameter φD | φ20mm |
| Edge thickness te | 5mm |
| Center thickness tc | 4.9mm |
| Radius of curvature r | 500mm |
| Focal length f | 250mm |
In stock
SKU
TCAN-20C05-500
$95.00
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Coatings on all concave mirror substrate models are available. Pre-coated aluminum concave mirrors are available. These substrates are mainly used as the primary mirror in a reflecting telescope or as reflection mirror of a collimating optical system light-source.