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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

25mm Dia 0.50 NA VIS Coated, UV Fused Silica Aspheric Lens

TECHSPEC Precision UV Fused Silica Aspheric Lenses

TECHSPEC Precision UV Fused Silica Aspheric Lenses

Stock #49-589
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Qty 1-5
A$784.00
Qty 6+
A$627.20
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Diameter (mm):
25.00 +0.0/-0.1
Effective Focal Length EFL (mm):
25.00 @ 587.6nm
Numerical Aperture NA:
0.50
Back Focal Length BFL (mm):
18.325
Center Thickness CT (mm):
9.75 ±0.1
Coating:
BBAR (425-675nm)
Coating Specification:
Ravg ≤1.5% @ 425 - 675nm
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Clear Aperture CA (mm):
22.5
Asphere Figure Error (μm RMS):
0.75
Surface Quality:
60-40
Edge Thickness ET (mm):
1.75
Centering (arcmin):
≤5
Bevel:
Protective bevel as needed
f/#:
1.00
Shape of Back Surface:
Plano
Wavelength Range (nm):
425 - 675
Conjugate Distance:
Infinite

Regulatory Compliance

RoHS 2015:
Reach 211:

Product Family Description

  • Low Coefficient of Thermal Expansion

TECHSPEC® Precision UV Fused Silica Aspheric Lenses offer the benefits of an aspheric element combined with the manufacturing precision of state-of-the-art grinding and polishing equipment. With the available prescription data, these fused silica optics can be easily designed and integrated into complex optical systems. Featuring low f/#’s for optimum light gathering and focusing performance, these fused silica lenses are computer optimized to eliminate spherical and minimize higher order aberrations. UV fused silica optics substrate offers a low coefficient of thermal expansion.

UV FS Transmission Curve
UV FS Transmission Curve
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