In a message dated 1/17/2007 8:25:35 A.M. Pacific Standard Time, [EMAIL PROTECTED] writes: On 1/17/07, P. J. Alling <[EMAIL PROTECTED]> wrote: > > Last one for a while. (I've got to try to figure out what to do for the > > PUG if anything). > > > > Even an all glass lens can have soft corners and edges with lots and > > lots of CA. I shot this last summer with my Sigma, (I can't remember > > off hand the actual name on the lens, but these 12mm semi circular > > fisheye lenses with Waterhouse stops, were all made in the 1960s by > > Sigma). 12mm F8 fisheye. It makes a FF fisheye ~180° corner to corner, > > on the APS sensor with just a little light fall off. I'd like to think > > it captures the sweet spot in the image circle, but the sensor would > > have to be a lot smaller for that to be true. > > > > http://www.mindspring.com/~morephotos/PESO_--fisheyeontherocks.html > > > > Technical Info: > > Pentax *ist-Ds w/12mm f8 Fisheye @ (probably) f11 (with this lens it's > > probably best to not ask too many questions). > > > > As usual comments are welcome but may be totally ignored.
========== I really like that, Peter. Makes a nice abstract. Very nice. Liked Disabled too. Marnie aka Doe :-) -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net
