Fused Silica,BK7,Sapphire ,CaF2 Plano Concave Lens Standard
USD $13 - $35 /Piece
Min.Order:10 Pieces
Changchun Ruiqi Optoelectronics Co., Ltd.
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Fused Silica,BK7,Sapphire ,CaF2 Plano Concave Lens Standard
Plano Concave Lenses have a negative focal length and they cause parallel rays to diverge when exiting the lens. They are used to expand light beams or to increase focal lengths in optical systems or other applications.
Technical Specifications:
Material | BK7,Fused Silica,Sapphire,CaF2 |
Dimension | 5-300mm circular or square |
Dimension Tolerance | +/-0.15mm, +/-0.2mm, +0/-0.1mm as request |
Centration | <3' |
Surface Quality | 40/20 |
Flatness | lambda/4 per 25nm at 632.8nm |
Focal length | +/-3% |
Edge | Fine ground and beveled |
Coating | Anti-Reflective (AR) Coatings,Single layer MgF2 coating,Multilayer Broadband AR Coating |
BK7 Plano concave lens
Fused Silica Plano Concave lens
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