Quantity   Component name
1 × X-Ray film cassette with intensifying screens (later DIY version) Intensifying screens emit visible light when radiated with x-rays
1 × DRV8846 (Texas Instruments) Dual H-Bridge Stepper Motor Driver
1 × ATMega8 (Atmel) AVR Microcontroller
2 × Car Ignition coils The cylindrical type of ignition coil
1 × Nema 17 Stepper Motor Or anything similar, can unscrew one from a discarded printer or scanner
1 × N-MOSFETs 500V
1 × Rectifier tube (eg 1B3GT) A vacuum tube rectiier. Costs
1 × Canon EOS 350D or modified Webcam (for long time exposure) Digital Camera - I know an SLR is still expensive, I´ll use a modified webcam later