The package showed up today. Should I just paypal you the postage?
Larry On Aug 19, 2012, at 8:02 PM, steve harley wrote: > on 2012-08-19 15:25 Larry Colen wrote >> Secondly, I'll want a way to mount one axially behind a k-mount lens. M42 >> would be sort of easy, just drill two holes on the same axis, one the size >> of the laser, one 42mm, and then thread the hole for m42 lenses. I sort of >> did this with my current setup which uses an old 50mm Argus C3 lens. This >> spreads the beam nicely, but I'd like to be able to change focal lengths to >> change the spread of the beam, and I have a much wider range of K-mount than >> m42 lenses. > > no idea about laser sources, but if you'd like the K-mount and immediately > surrounding chassis from an old A3000 i'll send it to you for shipping; it > has a working quick release, and it appears the chassis rear presents a plane > which is square to the light path, which should make it relatively easy to > attach stuff properly to the back > > there is also a momentary switch (for the backlight) and a toggle switch (for > the self timer) which both still appear to work > > another option you might consider is a bellows unit with K-mount on the front > and M42 (or other) on the back > > (if you want to go high-end i have a SMC 100/4 Bellows lens plus Auto-Bellows > A for sale; the male K-mount ring uncouples from the back and a machine shop > could easily fabricate a custom ring to replace it) > > > > -- > 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. -- 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.
