
The Leica 90mm APO Summicron-SL f/2 ASPH, and the whole 90mm focal length, in general, I have always seen as an oddball of all focal lengths - not wide enough to be useful and not telephoto enough to get the best reach - How wrong I was!
Mount: Leica L-mount
Lens design: 11 Elements in 9 Groups
Maximum aperture: f/2
Minimum aperture: f/22
Angle of view: 27.3°
Minimum focusing distance: 1.97' / 60 cm
Maximum reproduction ratio: 0.2x
Filter size: 67mm
Dimensions: 2.87 x 4.02" / 73 x 102 mm
Weight: 1.54 lb / 700 g