Archived posting to the Leica Users Group, 2015/01/08
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I love lenses with tiny outer elements like that. They tend to be wides. True wides. What's the term? Symmetrical? On 1/8/15 1:20 PM, "Leica Users Group" <lug at leica-users.org> wrote: > Dennis writes: > "On the technical side, Olympus 4/3rds lenses were designed with > the exit rays parallel to the sensor. ?Bought the Olympus E-330 in > May 2006 when released. The E-330. I think,was also the first body > with self cleaning sensor. Still working today. Always wondered if > the matched digital lenses picked up on exit rays design. No need > for micro lenses on outer edges of sensor. Olympus stopped advertising > this soon after they first released. Think the Panasonic & Leica had > conventional lenses with 4/3rds mount. Any thoughts on this?" > - - - -? > On the technical side Olympus was right. The sensor has no need for > microlenses but it means that the lenses are physically larger than they > need > be. Successive generations of micro 4/3 lenses have abandoned that > concept. I > have one of the Olympus fixed focus 15mm body cap lenses where the full f8 > aperture is the size of a sesame seed. It takes adequate pictures and is > always ready but it has the effect of converting your camera into the > equivalent of a Box Brownie. Although for simple snapshots, that ain't bad. > Larry Z > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information -- Mark William Rabiner Photographer http://gallery.leica-users.org/v/lugalrabs/