ultraviolet enlarger


uv slide projector conversion (youtube)
4k lcd projector (youtube)
cyanotype enlarger (youtube)


light source

if converting a 35mm projector or medium format projector, only the parts for a light source are necessary.

dc power supply (16v, 4a)
voltage regulator (step down, 5a)
uv led (380nm, 40w, 9-14v)
heat sink ⚠
pc fan (12v) ⚠

enlarger / projector

if building an enlarger / projector from scratch these additional parts will be necessary.

threaded rod (4x m6 1 meter)
horizontal supports ⚠
collimating/condensing fresnel lens pair (size appropriate to negative)