Hi Wayne, if your Toucam has the square lens/IR mount in front of the CCD it might take an old EP barrel screwed onto the square section. (tight fit) If you remove the font of the camera case it allows the chip to get deeper and it stays centred.
-------------------- Jc
ATM 10" F6.1, 1/25th wave spec (max wavefront error +/- 1/12.6 in zone 4 of 6, sodium light )
6" F7 spec
127mm F9.4 Refractor
10 x 50 bin
ETX80 (finder)
Canon 20D
and a curious mind