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Plano-Concave Lenses


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Specifications:

Material
BK7 or UV fused silica
Focal Length Tolerance±1% @589nm
Design Wavelength589nm
Centration≤3′
Diameter Tolerance+0/-0.1mm
Clear Aperture>central 90%  of  diameter
Center Thickness and Tolerance2.5±0.1mm
Edge Thicknessnominal Value
Surface Quality20/10(UVFS)/ 40/20(BK7)
Surface Accuracy

≤ 1.5λ power,λ/2 irregularity(UVFS)

≤ 1.5λ power,λ/4 irregularity(BK7)

Chamfers0-0.8mm face width ×45°±15°


Order Information:


                             LPC    ----      063      ----      R064     ----     BK7   

                                ↓                          ↓                             ↓                           ↓

                      Product Code     Dia=6.35 (mm)    Radius =-6.46mm     Material


Plano-Concave Lenses:

Part NumberDia(mm)EFL(mm)

R(mm)

Te(mm)

Tc(mm)

Material
LPC-063-R064-BK76.35-12.5-6.463.172.5BK7
LPC-063-R129-BK76.35-25-12.922.822.5BK7
LPC-127-R129-BK712.7-25-12.923.832.5BK7
LPC-127-R258-BK712.7-50-25.843.142.5BK7
LPC-127-R387-BK712.7-75-38.762.922.5BK7
LPC-127-R516-BK712.7-100-51.682.822.5BK7
LPC-254-R129-BK725.4-25-12.929.42.5BK7
LPC-254-R258-BK725.4-50-25.845.172.5BK7
LPC-254-R387-BK725.4-75-38.764.222.5BK7
LPC-254-R516-BK725.4-100-51.683.782.5BK7
LPC-254-R775-BK725.4-150-77.523.352.5BK7
LPC-254-R1033-BK725.4-200-103.363.132.5BK7
LPC-508-R387-BK750.8-75-38.769.962.5BK7
LPC-508-R516-BK750.8-100-51.687.832.5BK7
LPC-508-R775-BK750.8-150-77.525.952.5BK7
LPC-508-R1036-BK750.8-200-103.365.062.5BK7
LPC-508-R1292-BK750.8-250-129.24.542.5BK7
LPC-508-R2584-BK750.8-500-258.43.512.5BK7


Part NumberDia(mm)EFL(mm)

R(mm)

Te(mm)

Tc(mm)

Material
LPC-063-R057-UVFS6.35-12.5-5.7373.262.5UVFS
LPC-063-R114-UVFS6.35-25-11.4754.022.5UVFS
LPC-254-R229-UVFS25.4-50-22.955.552.5UVFS
LPC-254-R344-UVFS25.4-75-34.4254.452.5UVFS
LPC-254-R459-UVFS25.4-100-45.93.952.5UVFS
LPC-254-R688-UVFS25.4-150-68.853.462.5UVFS
LPC-254-R918-UVFS25.4-200-91.83.212.5UVFS
LPC-254-R1147-UVFS25.4-250-114.753.072.5UVFS
LPC-254-R4590-UVFS25.4-1000-459.002.642.5UVFS
LPC-508-R459-UVFS50.8-100-45.98.602.5UVFS
LPC-508-R688-UVFS50.8-150-68.856.412.5UVFS
LPC-508-R918-UVFS50.8-200-91.85.392.5UVFS
LPC-508-R1147-UVFS50.8-250-114.754.802.5UVFS
LPC-508-R2295-UVFS50.8-500-229.53.642.5UVFS
LPC-508-R4590-UVFS50.8-1000-459.003.072.5UVFS


Note:

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



  • Plano-Concave Lenses2017-08-24download

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