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20mm Diameter x -50 FL, VIS 0°, Inked, Plano-Concave Lens

Stock #47-910-INK
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Cant. 1-9
€48,50
Cant. 10
€43,70
Precio por Volumen
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Diameter (mm):
20.00 ±0.025
Effective Focal Length EFL (mm):
-50.00
Back Focal Length BFL (mm):
-52.31
Coating:
VIS 0° (425-675nm)
Coating Specification:
Ravg ≤0.4% @ 425 - 675nm
Substrate:
Surface Quality:
40-20
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Center Thickness CT (mm):
3.50
Center Thickness Tolerance (mm):
±0.10
Focal Length Tolerance (%):
±1
Focal Length Specification Wavelength (nm):
587.6
Centering (arcmin):
<1
Clear Aperture CA (mm):
19.00
Edge Thickness ET (mm):
5.21
Radius R1 (mm):
-25.84
f/#:
2.5
Numerical Aperture NA:
0.20
Bevel:
Protective bevel as needed
Type:
Plano-Concave Lens
Typical Energy Density Limit:
5 J/cm2 @ 532nm, 10ns
Wavelength Range (nm):
425 - 675

Regulatory Compliance

Product Family Description

  • Tratamiento AR para Proporcionar <0.4% de Reflejo por Superficie de 425nm a 675nm
  • Diseñados Para Un Ángulo de Incidencia de 0°

Plano-Concave (PCV) lenses have one flat and one inward curved surface. PCV lenses have a negative focal length and are used for image reduction or to spread light.

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