Potting a Picamera

This page outlines the process for potting a Raspberry Pi camera (see also #33).

Checklist

• Replace stock lens with Wide Angle lens
• Solder wires onto required terminals (using previously potted wire/penetrator if pressure test on can has been completed)
• Cut pipe (1.25" ABS) appropriately for lens cylinder
• Cut new lens on router to fit new lens cylinder
• Assemble camera pod for potting
• Test & Focus camera through new solder connection and USB-Ethernet converter
• Seal around image sensor, corners of RasPi board with 5-minute epoxy
• Let stand for at least 1 hour. Longer is better
• Seal with potting compound on reverse (not the lens) side using 835 potting compound
• Let stand for at least 24 hours without being moved
• Test to ensure focus and functionality
• Seal lens in place using 5-minute epoxy (with desiccant inside in a non-conductive, permeable bag)
• Seal front side (lens side) of camera pod using 835 potting compound
• Pot cable in an M10 (red) penetrator using 835 potting compound (If pressure test on can was not completed prior to Tuesday and a different cable was used)
• Let stand for at least 24 hours without being moved
• Test camera prior to flight