FAC286 lenses
Technical specifications
Material: S-TIH53 (Ohara)
Length, mm: 12
Height, mm: 1.0±0.02 Thickness, mm: 0.36±0.01 Refractive index, mm: 1.823
Effective focal length, mm: 0.29 Rear focal length, mm: 0.09 Transmission, %: >99.5 Power within the angle ± 2.3 mrad, %: >85
Antireflection coating, nm at one of the wavelengths from the range: 400-1500
Numerical aperture: 0.5
Surface quality λ = 633, nm: λ/4
Produced in: Saratov