E-84-129 2mm Dia. x 6mm FL, VIS-NIR Coated, Achromatic Lens
E-84129 2mm Dia. x 6mm FL, VIS-NIR Coated, Achromatic Lens
Diameter (mm): 2.00 +0.0/-0.025
Effective Focal Length EFL (mm): 6.00
Focal Length Tolerance (%): ±2
Back Focal Length BFL (mm): 4.96
Focal Length Specification Wavelength (nm): 587.6
Clear Aperture CA (mm): 1.6
Centering (arcmin): <3
Center Thickness CT 1 (mm): 1.00
Center Thickness CT 2 (mm): 1.00
Center Thickness Tolerance (mm): ±0.1
Radius R1 (mm): 3.50
Radius R2 (mm): -3.5
Radius R3 (mm): -14.26
Edge Thickness ET (mm): 1.82
Surface Quality: 20-10
f/#: 3.00
Numerical Aperture NA: 0.17
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