eo_logo
 
Product added to cart

25mm Dia. x 200mm FL, NIR II Coated, DCX N-K5 Lens

×
Stock #67-657 Clearance 3-4 days
×
Other Coating Options
×
Quantity Selector - Use the plus and minus buttons to adjust the quantity. +
£19.76
Qty 1+
£19.76
Volume Pricing
Request Quote
Prices shown are exclusive of VAT/local taxes
Product Downloads

Specifications

General

Type:
Double-Convex Lens

Physical & Mechanical Properties

Diameter (mm):
25.00 +0.00/-0.10
Centering (arcmin):
<1
Center Thickness CT (mm):
5.00 ±0.10
Edge Thickness ET (mm):
4.25
Clear Aperture CA (mm):
24
Bevel:
Protective bevel as needed

Optical Properties

Effective Focal Length EFL (mm):
200.00 @ 587.6nm
Back Focal Length BFL (mm):
198.35
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
f/#:
8.00
Numerical Aperture NA:
0.06
Wavelength Range (nm):
750 - 1550
Damage Threshold, By Design: Damage threshold for optical components varies by substrate material and coating. Click here to learn more about this specification.
8 J/cm2 @ 1064nm, 10ns

Regulatory Compliance

RoHS 2015:
Reach 224:
Certificate of Conformance:

Product Details

  • 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.

Technical Information

Frequently Purchased Together

Compatible Mounts

Title  Type Compare Stock Number   Price  Buy
25.0/25.4mm Optic Dia., SM1 Thin Mount, M4 Fixed #13-787 £16.57
Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., SM1 Thin Mount, 8-32 Fixed #13-788 £16.57
Request Quote
  • 3-4 days
    ×
25.0mm Optic Dia., Optic Mount Fixed #64-560 £25.93
Request Quote
  • 3-4 days
    ×
30mm Cage 25/25.4mm Diameter Thick Lens Mount Fixed #85-588 £36.34
Request Quote
  • 3-4 days
    ×
25/25.4mm Diameter, T-Mount Thin Optic Mount Fixed #52-292 £55.67
Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., L-Slot Direct Mount Fixed #36-410 £56.52
Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., Side Flange Direct Mount Fixed #36-414 £56.52
Request Quote
  • 3-4 days
    ×
25mm Thick Inner Pair Optic Mounts Fixed #11-054 £56.52
Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., L-Slot and Rotation Direct Mount Adjustable - Rotary #36-411 £80.75
Request Quote
  • 3-4 days
    ×
25/25.4mm Diameter, C-Mount Thick Optic Mount Fixed #56-354 £83.30
Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., X-Y Translating Optic Mount Adjustable - Linear (XY) #62-956 £219.30
Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., X-Y-Z Translating Optic Mount Adjustable - Linear (XYZ) #62-959 £429.25
Request Quote
  • 3-4 days
    ×
25.0/25.4mm Optic Dia., 5 Axes Optical Mount Adjustable - Linear (XYZ) & Tip-Tilt #13-776 £599.25
Request Quote
  • Contact Us
    ×