SMC Pentax-M 28mm f2.8 lens mount_Four Thirds Tradeoff: there is no front

Tradeoff: there is no front filter thread

It has an unimaginably large 40 Giga Byte Hard Disk Drive that can hold the equivalent of 29

Weighs only 750g and collapses to about 42cm with the standard foot

cosmetic conditon is very good

Takes two AA batteries

SMC Pentax-M 28mm f2.8 lens mount_Four Thirds Tradeoff: there is no frontThe SMC Pentax M 28mm f2. 8 is a compact wide angle lens that's about the same size as the standard 50mm lens but with a substantially wider field of view. Great for groups and architecture, with a still pretty fast f2. 8 aperture. In excellent condition, with minor cosmetic wear, clean glass with light dust.