see also:

• a brief catalogue of Micro Four Thirds lenses

• a cheap ($60) body cap-sized fixed aperture lens designed to be a fun Lomography-style walk-around point and shoot pocketable kit for Micro Four Thirds system
• quite sharp in the centre but never sharp towards the edges
• no AF but there is a lever that allows setting manual focus although the substantial depth of field (DOF) means this is really only needed for close up work

• 15mm focal length = 30mm in 35mm terms
• fixed f/8 aperture
• 3 elements
• no AF
• sliding manual focus lever with settings at infinity, hyperfocal distance (allows DOF from 1m to infinity), and close up control down to 30cm
• no electronic communications, thus no EXIF data
• only 9mm long and 22g
• RRP $60

• Ming Thein's review
• inside the 15mm lens
• Pekka Potka's review
• Peter Norman's photo set on Flickr
• Photozone.de review
  • center performance is actually surprisingly good but optical performance rapidly drops off, but good enough for Lomography
• http://www.photographyblog.com/reviews/olympus_15mm_f_8_body_cap_review/