P3D Re: handy slide bar

[frogman <richjanf@xxxxxxxxxxx>]

frogman wrote:
> 
> hello fellow stereo fans today i would call a lucky day .i purchased a
> pro video quick release assy #3273 made by BOGEN.for you cleveland
> stereo guys @ gals i purchased it from dodds camera . it measures about
> 5and 1/2 "long and 4"wide my measure ments.this is the main release
> adapter assembly with sliding plate. this""universal plate has found
> equal appillication in micro or macro photography in order to be able to
> make small changes in lens to subject distance without altering the
> tripod postion.the back to front or side for stereo work, sliding range
> is 8cm"" i might add that by over riding the safty feature i can extend
> this movement to about 20cm .this item sells for
> $39.99                                         RICH


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