Photographer’s Formulary Classical Gum Bichromate Kit cambo 5 is a large wide

5 is a large wide angle lens for 4x5 cameras

if that helps you keep it real

a clean viewfinder

but it runs on 4 AA batteries

Vivitar 2x Macro Focusing Teleconverter for the Canon FD manual focus lensmount

Photographer’s Formulary Classical Gum Bichromate Kit cambo 5 is a large wideGum Bichromate is a simple imaging process that does not use silver, relying instead on a mixture of gum arabic, dichromate, and pigment; the images produced have lower sharpness than silver printing, with a very distinctive texture. Recommended for contact printing. This kit contains enough chemistry to coat approximately 35 8x10 sheets (sold separately.)