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All Products / Optics / Optical Lenses / Plano-Convex (PCX) Lenses / Standard Plano-Convex (PCX) Lenses / N-K5 Lenses
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25mm Dia. x 400mm FL Uncoated, DCX N-K5 Lens

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Stock #32-904 Clearance 3-4 days
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€20,95
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€20,95
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Diameter (mm):
25.00 +0.00/-0.10
Effective Focal Length EFL (mm):
400.00 @ 587.6nm
Back Focal Length BFL (mm):
398.75
Coating:
Uncoated
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
N-K5
Surface Quality:
40-20
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Focal Length Tolerance (%):
±1
Centering (arcmin):
<1
Center Thickness CT (mm):
5.00 ±0.10
Edge Thickness ET (mm):
4.63
Clear Aperture CA (mm):
24
f/#:
16.00
Numerical Aperture NA:
0.03
Type:
Double-Convex Lens
Bevel:
Protective bevel as needed
Wavelength Range (nm):
330 - 2500

Regulatory Compliance

RoHS:
Compliant
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Certificate of Conformance:
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Product Family Description

  • N-K5 Substrate
  • Various Anti-Reflection (AR) Coatings
  • PCX and DCX Options Available

N-K5 Lenses are available in various diameters, focal lengths, as well as Plano-Convex and Double-Convex form factors. Anti-reflective coatings covering the VIS to NIR make these ideal for multiple applications.