Leica Summicron-M 28mm f/2 ASPH Lens, Black

• Diagonal: 75°
• Horizontal: 65°
• Vertical: 46°

• Number of elements / groups: 9 / 6
• Focal length: 28.5 mm
• Entrance pupil: 12.8 mm (related to the first lens surface in light direction)
• Focusing range: 2.29' (0.7m) to Infinity

• Scale: combined meter/feet-increments
• Smallest object field: 20.78 x 31.22" (528 x 793 mm)
• Highest reproduction ratio: 1:22

• Setting / Type: with clickstops (including half values), manual diaphragm
• Smallest aperture: f/16

• Leica M quick-change bayonet

• internal thread for screw-in type filters 46mm

• separate, clip-on type, lockable

• 1.6 x 2.08"

• 0.59 lbs