Cool Idea Marv! Gene
Marv Soloff wrote: > > Robert Stoddard wrote: > > > > Marv, > > As I recall the Focuspot, the light source sat on the top end of the > > vertically mounted RF and shone its light through a little transparent port > > directly along the axis of the RF. Because of the beam-splitter mirror, > > half of the light emerged from the top window of the RF, half through the > > bottom window. When the camera was focused, the two beams converged on the > > subject. > > If you are putting your laser light source in the same location, then how > > is there any danger of light coming out the eyepiece? > > RKS > > > > >From: Marv Soloff <[EMAIL PROTECTED]> > > >Reply-To: [EMAIL PROTECTED] > > >To: "[EMAIL PROTECTED]" <[EMAIL PROTECTED]> > > >Subject: [Cameramakers] Use of pocket Lasers with rangefinder cameras > > >Date: Mon, 17 Dec 2001 18:01:51 -0500 > > > > > >Had an opportunity to buy a handfull of pocket lasers the other day. > > >These are marketed as a "laser keychain" and measure 2-1/2" long by > > >1/2" in diameter. > > > > > >I had remembered that Kalart made an accessory for the Kalart > > >rangefinder equipped Graflex press cameras that used a battery and > > >focused lamp to project a pair of light beams for focussing in low level > > >light conditions. > > > > > >When Kalart manufactured its own press camera, the Kalart 3 x 4, this > > >device was an integral part of the camera. > > > > > >So, the question arose - can a small laser be used thru the rangefinder > > >port to provide low light level focus? > > > > > >Well, I tried it and it works. The only problem is to fabricate a fail > > >safe blocking plate that prevents looking thru the rangefinder when the > > >laser is in operation. Perhaps a slide switch arrangement? > > > > > >The cost of the keychain lasers - at the Englishtown (NJ) flea market > > >$2.00 each including 3 LR44 batteries. > > > > > >Regards, > > > > > >Marv > > >_______________________________________________ > > >Cameramakers mailing list > > >[EMAIL PROTECTED] > > >http://rmp.opusis.com/mailman/listinfo/cameramakers > > > > _________________________________________________________________ > > MSN Photos is the easiest way to share and print your photos: > > http://photos.msn.com/support/worldwide.aspx > > > > _______________________________________________ > > Cameramakers mailing list > > [EMAIL PROTECTED] > > http://rmp.opusis.com/mailman/listinfo/cameramakers > > Just tried it on the 23 Crown Graphic - there is too much backscatter > thru the viewing lens of the rangefinder for comfort. I, for one, > approach lasers with great caution. The adapter will have a shutter for > the viewing window coupled to the laser power switch. > > Regards, > > Marv > _______________________________________________ > Cameramakers mailing list > [EMAIL PROTECTED] > http://rmp.opusis.com/mailman/listinfo/cameramakers _______________________________________________ Cameramakers mailing list [EMAIL PROTECTED] http://rmp.opusis.com/mailman/listinfo/cameramakers
