Achromatic Lenses

ACL-75-400V

1
Achromatic lens (VIS multi coated)
Estimate separately
Classification Achromatic lens (ACL)
Coating VIS multi coated
External form D(mm) φ75.0
f(mm) +400.0
Material N-BK7/N-SF5
Design Wavelength DWL 587.6nm

Product documentation

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Description

Achromatic lens consists of two optical components cemented together to form an achromatic doublet which is computer optimized to correct for on-axis spherical and chromatic aberrations.
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Specifications

Classification Achromatic lens (ACL)
Coating VIS multi coated
External form D(mm) φ75.0
f(mm) +400.0
B.f(mm) 392.1
t1(mm) 12.84
CT1(mm) 11.05
CT2(mm) 6
R1(mm) 246.5
R2(mm) -180.92
R3(mm) -526.7
Material N-BK7/N-SF5
Surface quality 40-20
Clear Aperture(mm) [Dia.] -1.5
Externals Tolerance(mm) 0/-0.10
Enter Thickness Tolerance(mm) ±0.2
Centering(mm) 3′～5′
Design Wavelength DWL 587.6nm
Focal Length Tolerance(mm) ±2％
Chromatic aberration correction wavelength C-line（656.3nm）、F-line（486.1nm）
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Curve(FOR REFERENCE ONLY)

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Specification drawings(or pictures)

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