Name: 25.4mm x -75mm FL, NIR II Imaging Grade PCV Cylinder Lens
Brand: TECHSPEC
SKU: 34-643
Price: NT$3,885

Diameter (mm):

25.40 +0.0/-0.025

Effective Focal Length EFL (mm):

-75.00

N-BK7

f/#:

3

Numerical Aperture NA:

0.17

Coating:

NIR II (750-1550nm)

Type:

Cylinder Lens, Plano-Concave

Wavelength Range (nm):

750 - 1550

Back Focal Length BFL (mm):

-77.31

Bevel:

Protective bevel as needed

Center Thickness CT (mm):

3.50

Center Thickness Tolerance (mm):

±0.1

Clear Aperture CA (mm):

22.86

Coating Specification:

R_abs ≤1.5% @ 750 - 800nm
R_abs ≤1.0% @ 800 - 1550nm
R_avg ≤0.7% @ 750 - 1550nm

Edge Thickness ET (mm):

5.57

Radius R₁ (mm):

38.76

Surface Quality:

40-20

Power (P-V) @ 632.8nm:

1.5λ

Irregularity (P-V) @ 632.8nm:

λ/4

Plano Axis Wedge (arcmin):

<5

Power Axis Wedge (arcmin):

<5

Regulatory Compliance

RoHS 2015:

Compliant

Certificate of Conformance:

View

Reach 235:

Compliant

產品系列說明

光束整型等級規格
搭配使用光束整型TECHSPEC® 成像級 PCX(平凸) 柱面透鏡提供圓形光束
負焦距

TECHSPEC® 柱面透鏡一般用於在單軸擴散平行光。這類透鏡設計用於系統整合，因為其中採用緊密控制的規格，並提供優惠的量購折扣。TECHSPEC® 成像級 PCV(平凹) 柱面透鏡採用緊密控制的楔形及傾斜規格，可搭配使用 TECHSPEC® 成像級 PCX(平凸) 柱面透鏡，是將橢圓形光束變為圓形的理想選擇。

25.4mm x -75mm FL, NIR II Imaging Grade PCV Cylinder Lens

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Regulatory Compliance

產品系列說明