Quote:
Originally Posted by Mighty_oz
Looks to be a very nice start to another great project , we all look forward to seeing  Do u have a link to your heating setup for the lens ?
Marcus.
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I use dew heater straps wrapped around the lens controlled by the thermostat here. It keeps the lens at a constant temperature within about a degree C. Hysteresis is the limiting factor.
http://www.oceancontrols.com.au/CET-004.html
They all run from the one 12V DC power supply.
Bert