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TECHSPEC^®組件由愛特蒙特光學設計、指定或製造。進一步瞭解

20mm Dia., 0.67 Numerical Aperture, Uncoated, Precision Aspheric Lens

TECHSPEC® Precision Aspheric Lenses

Stock #37-424 5-7 Days Other Coating Options

- +

NT$7,980 ~~NT$9,975~~

Qty 1-5
NT$7,980 ~~NT$9,975~~

Qty 6+
NT$6,384 ~~NT$7,980~~

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Specifications
詳細資料
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Technical Information
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Compatible Mounts
成像鏡頭選擇器

Diameter (mm):

20.00 +0.00/-0.025

Effective Focal Length EFL (mm):

15.00 @ 587.6nm

Numerical Aperture NA:

0.67

Back Focal Length BFL (mm):

8.12

N-SF6

Aspheric Design Wavelength (nm):

587.6

Asphere Figure Error, RMS @ 632.8nm:

0.4λ

Coating:

Uncoated

Centering (arcmin):

<3

Surface Quality:

40-20

Clear Aperture CA (mm):

18.00

Edge Thickness ET (mm):

7.97

Center Thickness CT (mm):

12.42 ±0.10

f/#:

0.75

Bevel:

Protective bevel as needed

Shape of Back Surface:

Plano

Type:

Aspheric Lens

Wavelength Range (nm):

390 - 2500

Conjugate Distance:

Infinite

Power (diopters):

66.67

Regulatory Compliance

RoHS 2015:

Compliant

Certificate of Conformance:

View

Reach 233:

Compliant

產品系列說明

是非球面透鏡的優化版本
具有精密非球面形
高數值孔徑可使光通量最大化

TECHSPEC^® 精密非球面透鏡為 CNC 拋光非球面透鏡，具備 0.4µm RMS 的非球面形狀誤差。這樣精準的非球面形狀誤差，讓這款透鏡適用於需要球面像差修正的應用，包括成像及雷射聚焦應用。這類非球面透鏡也可用於取代光學組件的多片球面鏡片，以減少重量和成本。TECHSPEC^® 精密非球面透鏡提供 10 至 50mm 直徑，並具備高數值孔徑以達到最大光通量。

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