Quantity   Component name
1 × TSL235R Optoelectronic Converters / Light-to-Voltage (LTV)
1 × HP Bubble Display (QDSP-6064) 4 digit, 7-segment bubble display
1 × Adafruit Pro Trinket 3.3V This will be used in the console for the exposure meter (not used on the testbed)
1 × Canon P rangefinder This is the camera I'm hacking apart!
1 × Canon 50mm f/1.8 LTM The lens I'm using - it doesn't protrude into the camera much, so it leaves lots of room for electronics.
1 × MCP73831 Power Management ICs / Power Supply Support
1 × 110 mAh 1-cell lithium polymer battery