E-63-714 4mm Dia. x 6mm FL, VIS-NIR Coated, Achromatic Lens
E-63714 4mm Dia. x 6mm FL, VIS-NIR Coated, Achromatic Lens
Diameter (mm): 4.00 +0.0/-0.025
Effective Focal Length EFL (mm): 6.00
Focal Length Tolerance (%): ±2
Back Focal Length BFL (mm): 3.92
Focal Length Specification Wavelength (nm):587.6
Clear Aperture CA (mm): 3.6
Centering (arcmin): <3
Center Thickness CT 1 (mm): 2.80
Center Thickness CT 2 (mm): 1.00
Center Thickness Tolerance (mm): ±0.2
Radius R1 (mm): 4.24
Radius R2 (mm): -2.60
Radius R3 (mm): -18.90
Edge Thickness ET (mm): 3.19
Surface Quality: 20-10
f/#: 1.5
Numerical Aperture NA: 0.33
Coating: VIS-NIR (400-1000nm)
Coating Specification: Rabs ≤0.25% @ 880nm, Ravg ≤1.25% @ 400 - 870nm, Ravg ≤1.25% @ 890 - 1000nm
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): 400 - 1000