Diameter (mm):

9.00 +0.0/-0.025

Effective Focal Length EFL (mm):

-25.00

Focal Length Tolerance (%):

±1

Back Focal Length BFL (mm):

-27.33

Focal Length Specification Wavelength (nm):

587.6

Clear Aperture CA (mm):

8.1

Centering (arcmin):

<1

Center Thickness CT (mm):

4.55 ±0.10

Center Thickness CT 1 (mm):

2.00 ±0.05

Center Thickness CT 2 (mm):

2.55 ±0.05

Radius R₁ (mm):

-17.75

Radius R₂ (mm):

12.17

Radius R₃ (mm):

109.75

Edge Thickness ET (mm):

5.13

N-BAF10 / N-SF10

Surface Quality:

40-20

f/#:

2.78

Numerical Aperture NA:

0.18

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

9mm Dia x -25mm FL VIS 0° Coated, Negative Achromatic Lens

Regulatory Compliance

產品系列說明

9mm Dia x -25mm FL VIS 0° Coated, Negative Achromatic Lens

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Regulatory Compliance

產品系列說明