Effective Focal Length EFL (mm):

85.00

N-SK11 / N-SF5

f/#:

3.4

Numerical Aperture NA:

0.15

Coating:

MgF₂ (400-700nm)

Type:

Achromatic Lens

Wavelength Range (nm):

400 - 700

Back Focal Length BFL from Housing (mm):

75.91

Bevel:

Protective bevel as needed

Clear Aperture CA (mm):

22.0

Coating Specification:

R_avg ≤1.75% @ 400 - 700nm

Edge Thickness ET (mm):

6.05

Focal Length Specification Wavelength (nm):

587.6

Focal Length Tolerance (%):

±2

Radius R₁ (mm):

55.68

Radius R₂ (mm):

-38.37

Radius R₃ (mm):

-146.45

Surface Quality:

40-20

Lens Included:

#45-213

Mount Included:

#56-354

Mount Diameter (mm):

30.0

Extension Length (mm):

24.2

Total Length (mm):

28.2

Thread Type:

C-Mount

Power (P-V) @ 632.8nm:

1.5λ

Irregularity (P-V) @ 632.8nm:

λ/4

22mm CA, 85mm FL, Mounted MgF₂ Coated Achromatic Doublet Lens

Regulatory Compliance

產品系列說明

22mm CA, 85mm FL, Mounted MgF2 Coated Achromatic Doublet Lens

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Regulatory Compliance

產品系列說明

22mm CA, 85mm FL, Mounted MgF₂ Coated Achromatic Doublet Lens