Name: 6.25mm Dia x -25mm FL VIS 0° Coated, Negative Achromatic Lens
Brand: TECHSPEC
SKU: 62-480
Price: NT$1,118

Diameter (mm):

6.25 +0.0/-0.025

Effective Focal Length EFL (mm):

-25.00

Focal Length Tolerance (%):

±1

Back Focal Length BFL (mm):

-26.53

Focal Length Specification Wavelength (nm):

587.6

Clear Aperture CA (mm):

5.625

Centering (arcmin):

<1

Center Thickness CT (mm):

3.00 ±0.10

Center Thickness CT 1 (mm):

1.00 ±0.05

Center Thickness CT 2 (mm):

2.00 ±0.05

Radius R₁ (mm):

-17.57

Radius R₂ (mm):

11.48

Radius R₃ (mm):

109.44

Edge Thickness ET (mm):

3.27

N-BAF10 / N-SF10

Surface Quality:

40-20

f/#:

4.00

Numerical Aperture NA:

0.13

Coating:

VIS 0° (425-675nm)

Coating Specification:

R_avg ≤0.4% @ 425 - 675nm

Power (P-V) @ 632.8nm:

1.5λ

Irregularity (P-V) @ 632.8nm:

λ/4

Bevel:

Protective bevel as needed

Type:

Negative Achromatic Lens

Wavelength Range (nm):

425 - 675

Regulatory Compliance

RoHS:

Compliant

Certificate of Conformance:

View

產品系列說明

VIS 0° 及 VIS-NIR 鍍膜
6.25 - 25mm 直徑選項
也提供 MgF₂ 鍍膜負消色差透鏡

TECHSPEC® 寬頻抗反射鍍膜負消色差透鏡針對色彩及軸上像差進行校正。這類透鏡是由兩個黏合在一起的光學元件組成，通常作為巴洛鏡頭用於延伸焦距。TECHSPEC® 寬頻抗反射鍍膜負消色差透鏡提供多種直徑尺寸，以及 VIS 0° 或 VIS-NIR 鍍膜選項。

6.25mm Dia x -25mm FL VIS 0° Coated, Negative Achromatic Lens

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Regulatory Compliance

產品系列說明