Hi Dominic. This lens attachment is currently attached to a 50mm lens that is attached to an Eiki EX-2000A projector.
Steve Polta On Fri, Apr 22, 2016 at 10:48 AM, Dominic Angerame < dominic.anger...@gmail.com> wrote: > What projector lens does this item screw into. > > > On Fri, Apr 22, 2016 at 5:26 AM, Scott Dorsey <klu...@panix.com> wrote: > >> > The question: can anyone tell me what the effective focal length(s) of >> this >> > combo provides. >> >> I can't, because I don't know the ratio of that varifocal gadget. >> >> But you can figure it out yourself... put the projector ten feet from a >> screen, focus the image with the lens racked forward and with it racked >> back, measuring the screen width each time. Then you can use a screen >> size chart to work from that back to the effective focal length. >> --scott >> _______________________________________________ >> FrameWorks mailing list >> FrameWorks@jonasmekasfilms.com >> https://mailman-mail5.webfaction.com/listinfo/frameworks >> > > > _______________________________________________ > FrameWorks mailing list > FrameWorks@jonasmekasfilms.com > https://mailman-mail5.webfaction.com/listinfo/frameworks > >
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