Hello gurus/listers/grouplings,
I need your advice on buying used SLR gears. I started the hobby of
photographing a year ago when I bought a Canon G3 digital camera. Now
I decide to buy a used SLR. More specifically,

I am sure that this group has discussed tripods in past: I am looking
to buy one - primarily for outdoor use (some hiking), with canon d60 and
mainly lighter lenses (e.g. 75 - 300). Total weight is around 6 - 7 pounds.
Most of what I do is landscapes, occasional portraiture, and ...

I'm looking for a drive belt for a GAF 1788Z dual 8 projector. This belt is
a Tilton 1/4 x 7 3/4 S5A. Any suggestions as to where to find this and other
parts? It seems to be fairly intact otherwise though there's some oxidation
on the aluminum drive wheels that will have to be ...

Can someone explain how this person shot the photos on his site:
http://www.erikolsen.com/

Hi All: I'm thinking of buying a CAnon A95 for my daughter for her
14th birthday. It is pricey but I don't want to buy poor quality. I'd
reather spend a little more and get something good.
Is this camera too sophisticated for a 14 year old. She is pretty

I make custom front and rear projection screens for the video display
industry and it occurred to me that there may be applications for these
screens in viewing slide projections, or any other projected images. Is
there any value in rear projection when displaying slides, like being ...

Hi, group!
I have another question...
I recently got the idea in my head to develop my own B&W at home - I'm an
advanced amateur - and this thinking led me to the idea of buying film in

In an old book on optics, among several examples of types of prisms used
in terrestrial telescopes to erect the image, was one called the
Daubresse prism.
It was a standard right-angle prism adjoined to a pentaprism.