• Country/Region
  •   
 
See all 295 Products in Family
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More

18mm Dia. x 30mm FL, VIS 0°, Inked, Achromatic Lens

Stock #47-705-INK
€92.00
×
Qty 1-5
€92.00
Qty 6
€73.60
Volume Pricing
Request a Quote
Diameter (mm):
18.00 ±0.025
Effective Focal Length EFL (mm):
30.00
Focal Length Tolerance (%):
±2
Back Focal Length BFL (mm):
24.97
Focal Length Specification Wavelength (nm):
587.6
Clear Aperture CA (mm):
17.00
Centering (arcmin):
<1
Center Thickness CT 1 (mm):
6.91
Center Thickness CT 2 (mm):
2.00
Center Thickness Tolerance (mm):
±0.2
Radius R1 (mm):
20.73
Radius R2 (mm):
-14.31
Radius R3 (mm):
-133.58
Edge Thickness ET (mm):
6.55
Substrate:
Surface Quality:
40-20
f/#:
1.67
Numerical Aperture NA:
0.30
Coating:
VIS 0° (425-675nm)
Coating Specification:
Ravg ≤0.4% @ 425 - 675nm
Power (P-V) @ 632.8nm:
1.5λ
Irregularity (P-V) @ 632.8nm:
λ/4
Bevel:
Protective bevel as needed
Type:
Achromatic Lens
Wavelength Range (nm):
425 - 675

Regulatory Compliance

RoHS 2015:
Reach 209:

Product Family Description

  • Designed for 0° Angle of Incidence
  • Less Than 0.4% Reflectance Per Surface from 425 - 675nm
  • MgF2 and VIS-NIR Coated Achromats Also Available

Achromatic lenses consist of two optical components cemented together to form an achromatic doublet which is computer optimized to correct for on-axis spherical and chromatic aberrations.

Need a Quote? Add a stock number to begin our two-step quote process.

Edmund Optics Facebook Edmund Optics Twitter Edmund Optics YouTube Edmund Optics LinkedIn Edmund Optics Instagram



PROUD MEMBERS OF:

Spectaris Optence Photonics21 Epic EMVA EOS Photonics France

×