Aspheric Lenses

ASL-40-40

1
Precision aspehric lens
Estimate separately
Classification Precision aspehric lens (ASL)
Coating Uncoated
External form D(mm) φ40.0
f(mm) +40.0
Material L-BAL35
Design Wavelength DWL 587.6nm
YESRoHS対応状況

Product documentation

Description

This lens can be easily designed and integrated into complex optical systems. Featuring low f/#’s for optimum light gathering and focusing performance, that lens is computer optimized to eliminate spherical and minimize higher order aberrations.

Specifications

Classification Precision aspehric lens (ASL)
Coating Uncoated
External form D(mm) φ40.0
f(mm) +40.0
Numerical Aperture(N.A.) 0.5
B.f(mm) 30.68
t1(mm) 6.4
Center Thickness t2(mm) 15.5
Material L-BAL35
Profile irregularity RMS(μm) 0.75
Externals Tolerance(mm) 0/-0.1
Clear Aperture(mm) [Dia.] ×0.9
Surface quality 60-40
Design Wavelength DWL 587.6nm
Enter Thickness Tolerance(mm) ±0.1
Centering(mm) 3′~5′

Curve(FOR REFERENCE ONLY)

Specification drawings(or pictures)