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25mm Dia. x 400mm FL, NIR II Coated, DCX N-K5 Lens

Stock #67-658 Clearance
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₹1,843.00
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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:
NIR II (750-1550nm)
Coating Specification:
Rabs ≤1.5% @ 750 - 800nm
Rabs ≤1.0% @ 800 - 1550nm
Ravg ≤0.7% @ 750 - 1550nm
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Surface Quality:
40-20
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Focal Length Tolerance (%):
±1.00
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
Typical Energy Density Limit:
8 J/cm2 @ 1064nm, 10ns
Wavelength Range (nm):
750 - 1550

Regulatory Compliance

RoHS:

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.

 
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