great stuff, i'd try selling them as a smartphone screen saver cheers ecke 2010/1/17 Larry Colen <[email protected]>: > A few years ago, a friend took a green laser, shined it through a > cylindrical lens to spread the beam in one axis (like a laser level) and > passed that beam through smoke from his smoke machine. The effects looked > amazing, but were well beyond the ability of my FZ20 to capture. > > I just picked up a green laser for $25 off the net, and have been having fun > playing with it. Mine doesn't seem to have the power (it was billed as > "100mW" but it's probably closer to 20) to do a good job of cross sections > when I shine it through plexiglass rod. I've had some luck doing a long > (1-5 second) exposure and just passing the beam through smoke, fog etc. > > I just realized that there may be a better way of doing this, and that would > be to make some sort of mask for a flash so that it just shines a thin > "slice" of light. > > Has anyone on the list tried this, or something like it? Any advice or > tricks that might help? > > I also need a better way of making "smoke". Last night I was trying with > dry ice, but it didn't work as well as I'd hoped, though some of my > experiments with tonic water, black light (quinine fluoresces), dry ice, and > the green laser show some promise: > http://www.flickr.com/photos/ellarsee/sets/72157623226044832/ > > -- > Larry Colen [email protected] sent from i4est > > > > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and > follow the directions. >
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