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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. TECHSPEC®組件由愛特蒙特光學設計、指定或製造。進一步瞭解

25mm Dia., 0.66 NA, Uncoated, Calibration Grade Aspheric Lens

Calibration Grade Aspheric Lenses

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Stock #69-141 1 庫存
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NT$18,060
Volume Pricing
Qty 1-5 NT$18,060 each
Qty 6-25 NT$16,275 each
Qty 26-49 NT$14,455 each
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Specifications

概況

Type:
Aspheric Lens

物理和機械特性

Diameter (mm):
25.00 +0.0/-0.1
Center Thickness CT (mm):
10.00
Edge Thickness ET (mm):
1.63
Clear Aperture CA (mm):
22.00
Centering (arcmin):
≤1
Shape of Back Surface:
Plano
Bevel:
Protective as needed

光學特性

Effective Focal Length EFL (mm):
18.75 @ 587.6nm
Back Focal Length BFL (mm):
12.46
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
f/#:
0.76
Numerical Aperture NA:
0.66
Abbe Number (vd):
61.15
Index of Refraction (nd):
1.589
Coating:
Uncoated
Wavelength Range (nm):
330 - 2400
Focal Length Specification Wavelength (nm):
587.6
Aspheric Design Wavelength (nm):
587.6
Surface Quality:
20-10
Asphere Figure Error, @ 632.8nm:
0.4λ RMS and 2λ PV
Conjugate Distance:
Infinite
Power (diopters):
53.33

材料特性

Coefficient of Thermal Expansion CTE (10-6/°C):
6.6

Regulatory Compliance

Certificate of Conformance:

產品概覽

  • 可提供完整的計量資料
  • 精密級非球面表面
  • 透鏡數值孔徑為 0.66 和 0.50

TECHSPEC®校準級非球面透鏡提供現有經拋光非球面透鏡的最佳性能和精度。這些組件提供改善的非球面面形、表面質量及中心規範,優於 TECHSPEC®非球面透鏡,是整合到研發及OEM應用等的理想之選。這些高數值孔徑透鏡在提高微光檢測系統的效率或需緊湊光路的應用方面非常出色。

每個透鏡均編有序號,且提供完整的量測資料包。該測試資料包涵蓋Taylor Hobson Talysurf 輪廓儀上運行的薄膜測厚儀,球面干涉圖,以及直徑、中心厚度和中心定位的測試值。有關客製設計的校準級非球面透鏡和鍍膜要求或批量定價的詳細資訊,請聯絡我們的銷售部門。

Technical Information

Cross-sectional diagram of an aspheric lens showing diameter, center thickness, edge thickness, and light path
graph showing conic form measurement with base radius, conic constant, shape, and coefficients table

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