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Plano-Concave Lenses

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Plano-Concave Lenses
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  • Plano-Concave Lenses

Description
CAS' TECH CLASS
Parameters
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Specifications：

Material BK7 or UV fused silica
Focal Length Tolerance ±1% @589nm
Design Wavelength 589nm
Centration ≤3′
Diameter Tolerance +0/-0.1mm
Clear Aperture ＞central 90%  of  diameter
Center Thickness and Tolerance 2.5±0.1mm
Edge Thickness nominal Value
Surface Quality 20/10（UVFS）/ 40/20（BK7）
Surface Accuracy

≤ 1.5λ power，λ/2 irregularity（UVFS）

≤ 1.5λ power，λ/4 irregularity（BK7）
Chamfers 0-0.8mm face width ×45°±15°

 

 

Order Information：

 

LPC ---- 063 ---- R064 ---- BK7
↓   ↓   ↓   ↓
Product Code   Dia=6.35mm   Radius=-6.46mm   Material

 

Plano-Concave Lenses：

 

Part Number Dia(mm) EFL(mm)

R(mm)

Te(mm)

Tc(mm)

 Material
LPC-063-R064-BK7 6.35 -12.5 -6.46 3.17 2.5 BK7
LPC-063-R129-BK7 6.35 -25 -12.92 2.82 2.5 BK7
LPC-127-R129-BK7 12.7 -25 -12.92 3.83 2.5 BK7
LPC-127-R258-BK7 12.7 -50 -25.84 3.14 2.5 BK7
LPC-127-R387-BK7 12.7 -75 -38.76 2.92 2.5 BK7
LPC-127-R516-BK7 12.7 -100 -51.68 2.82 2.5 BK7
LPC-254-R129-BK7 25.4 -25 -12.92 9.4 2.5 BK7
LPC-254-R258-BK7 25.4 -50 -25.84 5.17 2.5 BK7
LPC-254-R387-BK7 25.4 -75 -38.76 4.22 2.5 BK7
LPC-254-R516-BK7 25.4 -100 -51.68 3.78 2.5 BK7
LPC-254-R775-BK7 25.4 -150 -77.52 3.35 2.5 BK7
LPC-254-R1033-BK7 25.4 -200 -103.36 3.13 2.5 BK7
LPC-508-R387-BK7 50.8 -75 -38.76 9.96 2.5 BK7
LPC-508-R516-BK7 50.8 -100 -51.68 7.83 2.5 BK7
LPC-508-R775-BK7 50.8 -150 -77.52 5.95 2.5 BK7
LPC-508-R1036-BK7 50.8 -200 -103.36 5.06 2.5 BK7
LPC-508-R1292-BK7 50.8 -250 -129.2 4.54 2.5 BK7
LPC-508-R2584-BK7 50.8 -500 -258.4 3.51 2.5 BK7

 

 

Part Number Dia(mm) EFL(mm)

R(mm)

 Te(mm)

Tc(mm)

 Material
LPC-063-R057-UVFS 6.35 -12.5 -5.737 3.26 2.5 UVFS
LPC-063-R114-UVFS 6.35 -25 -11.475 4.02 2.5 UVFS
LPC-254-R229-UVFS 25.4 -50 -22.95 5.55 2.5 UVFS
LPC-254-R344-UVFS 25.4 -75 -34.425 4.45 2.5 UVFS
LPC-254-R459-UVFS 25.4 -100 -45.9 3.95 2.5 UVFS
LPC-254-R688-UVFS 25.4 -150 -68.85 3.46 2.5 UVFS
LPC-254-R918-UVFS 25.4 -200 -91.8 3.21 2.5 UVFS
LPC-254-R1147-UVFS 25.4 -250 -114.75 3.07 2.5 UVFS
LPC-254-R4590-UVFS 25.4 -1000 -459.00 2.64 2.5 UVFS
LPC-508-R459-UVFS 50.8 -100 -45.9 8.60 2.5 UVFS
LPC-508-R688-UVFS 50.8 -150 -68.85 6.41 2.5 UVFS
LPC-508-R918-UVFS 50.8 -200 -91.8 5.39 2.5 UVFS
LPC-508-R1147-UVFS 50.8 -250 -114.75 4.80 2.5 UVFS
LPC-508-R2295-UVFS 50.8 -500 -229.5 3.64 2.5 UVFS
LPC-508-R4590-UVFS 50.8 -1000 -459.00 3.07 2.5 UVFS

 

Note：

     Other sizes and focal length are available upon request. Also the lens ring mounts are available upon request.

 

 

Previous : Plano-Convex Lenses
Next : Bi-Convex Lenses

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