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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

4.5mm Dia. x 4.5mm FL YAG-BBAR Coated, Double-Convex Lens

YAG-BBAR Coated Double-Convex (DCX) Lenses

YAG-BBAR Coated Double-Convex (DCX) Lenses

Stock #89-209
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Qty 1-9
€62.00
Qty 10+
€55.75
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Diameter (mm):
4.50 +0.000/-0.025
Back Focal Length BFL (mm):
3.7
Effective Focal Length EFL (mm):
4.50
Coating:
YAG-BBAR (500-1100nm)
Coating Specification:
Rabs <0.25% @ 532nm
Rabs <0.25% @ 1064nm
Ravg <1.0% @ 500 - 1100nm
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
Centering (arcmin):
30-45, typical
Bevel:
Protective bevel as needed
Center Thickness CT (mm):
2.60
Center Thickness Tolerance (mm):
±0.05
Edge Thickness ET (mm):
1.8
Radius R1=-R2 (mm):
6.58
Clear Aperture CA (mm):
4.05
f/#:
1
Focal Length Specification Wavelength (nm):
587.6
Focal Length Tolerance (%):
±1
Numerical Aperture NA:
0.50
Type:
Double-Convex Lens
Wavelength Range (nm):
500 - 1100

Regulatory Compliance

RoHS 2015:
Reach 219:

Product Family Description

  • Optimized for R<0.25% @ 532nm and 1064nm
  • AR Coated to Provide <1.0% reflectance per surface for 500 - 1100nm
  • Designed for 0° Angle of Incidence
  • Various Coating Options: Uncoated, MgF2, VIS 0°, VIS-NIR, NIR I, NIR II, and VIS-EXT

Double-Convex (DCX) Lenses have two outward curved surfaces, a positive focal length, and are useful for 1:1 imaging and in multi-element systems.

 
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