3 Legged Thing L Bracket brand_Whitehouse Products Inc. and if you don't mind

and if you don't mind the lack of luxury

The Kodak Carousel 760H is a reliable 35mm slide projector that uses Kodak’s popular Carousel slide trays

Bigger and heavier than you'd figure a 35mm lens would be

Leitz Or (orange) filter for the 5cm Summitar lens and its weird sunken threads

The image is circular

3 Legged Thing L Bracket brand_Whitehouse Products Inc. and if you don't mindThis is a general purpose L bracket from 3 Legged Thing, best known as makers of tripods named after people for no apparent reason. This thing probably had a name too, like "Elizabeth" or "Fitzwilliam" or something, but they don't make it any more, so we may never know. It's a good little bracket, though, with a rubberized mounting surface and a movable fixing screw. There are Arca style clamping surfaces on both axes, a pair of strap loops, and a