Main Products: optical glass lens ,optical window ,optical prism ,optical mirror ,optical waveplate
plano concave lens, double concave lens/Bi-concave lens
USD $18 - $60 /Piece
Min.Order:10 Pieces
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Changchun Ruiqi Optoelectronics Co., Ltd.
Business Type: Trading Company
Changchun Jilin ChinaMain Products: optical glass lens ,optical window ,optical prism ,optical mirror ,optical waveplateProduct Details
plano concave lens, double concave lens/Bi-concave lens
Plano-Concave(PV) lenses have one flat and one inward curved surface. PV lenses have a negative focal length and are used for image reduction or to spread light.
Bi concave glass lens is manufactured with both surfaces concave. These lenses have negative focal lengths
BK7,fused silica,sapphire, CaF2 Plano concave Specification:
| Material | BK7,Fused Silica,Sapphire,K9,Caf2 single crystal optical glass |
| Dimension | 30mm 40mm 50mm+0/-0.15mm |
| Thickness | 3mm+0/-0.15mm |
| Centration | <3 arc min |
| Clear Aperture | >85% |
| Surface quality | 60-40 |
| Clear Aperture | >90% |
| Bevel | 0.2*45degree |
| Coating | AR,BBAR,MgF2 coating |
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