EOP 601 Lens Designs
Lens
focal length
f/#
half field
achromatic doublet
50 mm
f/5
2° (
pdf
)
achromatic doublet
50 mm
f/5
2°
Rapid Rectilinear
50 mm
f/5.6
24°
Cooke triplet (Kidger)
50 mm
f/4
22°
Maintained by
John Loomis
, last updated
1 June 2011