Nikon Speedlight SB-28 brand_Ricoh 4b head is an old-school

4b head is an old-school all-metal tripod head with three-way adjustment

This original brass lens is manufactured by C

But if you are looking for some useful bones for a DIY pinhole camera

This Teleplus MC6 2X Teleconverter doubles the focal length of most Mamiya 645 lenses

with only very minor wear and approximately 3000 actuations

Nikon Speedlight SB-28 brand_Ricoh 4b head is an old-schoolThe Nikon SB 28 is a solid, easy to use flash that provides TTL functionality with compatible Nikon film SLR cameras (not digital ones, unfortunately) and in flash automatic or full manual control otherwise. In excellent condition, with light cosmetic wear.