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E-45-354 50mm Dia. x 350mm FL, MgF2 Coated, Achromatic Doublet Lens

Fosco Connect Part No.: E-45354

  • $ 277.00 or



E-45354 50mm Dia. x 350mm FL, MgF2 Coated, Achromatic Doublet Lens

Product ISO

Product Drawing

Product MGF2 Coating Curve

Diameter (mm): 50.00 +0.0/-0.025
Effective Focal Length EFL (mm): 350.00
Focal Length Tolerance (%): ±2
Back Focal Length BFL (mm): 344.32
Focal Length Specification Wavelength (nm): 587.6
Clear Aperture CA (mm): 49.00
Centering (arcmin): <1
Center Thickness CT 1 (mm): 8.00
Center Thickness CT 2 (mm): 4.00
Center Thickness Tolerance (mm): ±0.2
Radius R1 (mm): 227.16
Radius R2 (mm): -174.83
Radius R3 (mm): -571.49
Edge Thickness ET (mm): 10.07

Surface Quality: 40-20
f/#: 7.00
Numerical Aperture NA: 0.07
Coating: MgF2 (400-700nm)
Coating Specification: Ravg ≤1.75% @ 400 - 700nm
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 - 700
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