E-22-488 25mm Dia. x 35mm FL, NIR I Coated, Achromatic Lens
E-22488 25mm Dia. x 35mm FL, NIR I Coated, Achromatic Lens
Diameter (mm): 25.00 +0.0/-0.025
Effective Focal Length EFL (mm): 35.00
Focal Length Tolerance (%): ±2
Back Focal Length BFL (mm): 26.87
Focal Length Specification Wavelength (nm): 880.00
Clear Aperture CA (mm): 24.00
Centering (arcmin): <1
Center Thickness CT 1 (mm): 11.00
Center Thickness CT 2 (mm): 4.00
Center Thickness Tolerance (mm): ±0.2
Radius R1 (mm): 23.40
Radius R2 (mm): -20.11
Radius R3 (mm): -87.52
Edge Thickness ET (mm): 10.48
f/#: 1.4
Numerical Aperture NA: 0.36
Coating: NIR I (600-1050nm)
Coating Specification: Ravg ≤0.5% @ 600 - 1050nm
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): 600 - 1050