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Products / 光學產品 / Optical Lenses / Plano-Concave Lenses / 無鍍膜平凹 (PCV) 透鏡
檢視所有 25 產品系列

TECHSPEC 25.0mm Dia. x -50 FL, Uncoated, Plano-Concave Lens

TECHSPEC Uncoated Plano-Concave (PCV) Lenses

TECHSPEC Uncoated Plano-Concave (PCV) Lenses

Stock #45-028
NT$972
×
Qty 1-9
NT$972
Qty 10
NT$875
Volume Pricing
Request a Quote
Diameter (mm):
25.00 +0.0/-0.025
Effective Focal Length EFL (mm):
-50.00
Back Focal Length BFL (mm):
-52.31
Coating:
Uncoated
Substrate:
N-BK7
Surface Quality:
40-20
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Center Thickness CT (mm):
3.50
Center Thickness Tolerance (mm):
±0.1
Focal Length Tolerance (%):
±1
Focal Length Specification Wavelength (nm):
587.6
Centering (arcmin):
<1
Clear Aperture CA (mm):
24.00
Edge Thickness ET (mm):
6.33
Radius R1 (mm):
-25.84
f/#:
2.00
Numerical Aperture NA:
0.25
Bevel:
Protective bevel as needed
Type:
Plano-Concave Lens
Wavelength Range (nm):
350 - 2200

Regulatory Compliance

Reach 197:
Compliant
×
RoHS 2015:
Compliant
×

產品系列說明

  • 波長範圍是350-2200nm
  • 憑藉精密的直徑及同軸性容差可輕鬆實現OEM整合
  • 提供各種直徑、焦距及鍍膜
  • 抗反射鍍膜選擇：MgF2、VIS 0°、VIS-NIR、NIR I及NIR II

平凹 (PCV) 透鏡具有一個平表面與一個向內彎曲的表面。PCV透鏡具有負焦距，用於影像縮小或散射光線。

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