Retro photo lens with focusing to the finite distance F '= 110.9 mm F # / 2.2-16

Retro photo lens with focusing to the finite distance F '= 110.9 mm F # / 2.2-16

Parameter Value
Spectral range, μm 0,486-0,656
Main wavelength (λ0), micron 0,588
Focal length at λ0, mm 110,9
Aperture ratio 1:2,2
Field of view, 2ω, deg 11,0
Linear field, 2y', mm 44,8
Maximum distortion, % -0,37
Back focal length, mm 48,2
Optical system length, mm 99,4
Minimum finite distance to object, m 1,0

MTF (object at infinity)

MTF (object at 1 m)