Name: 50mm Dia 0.63 NA UV Coated, UV Fused Silica Aspheric Lens
Brand: TECHSPEC
SKU: 67-271
Price: ₹66,300.00

50mm Dia 0.63 NA UV Coated, UV Fused Silica Aspheric Lens

Diameter (mm):

50.00 +0.0/-0.1

Effective Focal Length EFL (mm):

40.00 @ 587.6nm

Numerical Aperture NA:

0.63

Back Focal Length BFL (mm):

21.15

Center Thickness CT (mm):

27.50 ±0.1

Coating:

UV (250-450nm)

Coating Specification:

R_avg ≤1.5% @ 250 - 450nm

Fused Silica (Corning 7980)

Clear Aperture CA (mm):

Asphere Figure Error (μm RMS):

0.75

Surface Quality:

60-40

Edge Thickness ET (mm):

4.07

Centering (arcmin):

≤5

Bevel:

Protective bevel as needed

f/#:

0.8

Shape of Back Surface:

Plano

Wavelength Range (nm):

250 - 450

Conjugate Distance:

Infinite

Focal Length Specification Wavelength (nm):

587.60

Regulatory Compliance

RoHS 2015:

Compliant

Reach 219:

Compliant

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

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