Secondary Mirror Heater There are 2 ways of heating the secondary mirror of Newtonian telescope: Attach some sort of heating element to back of the mirror itself, or wrap a heating strap around mirror holder. I decided to permanently attach a heating strap with a power connector to the mirror...
Camera Dew Heater PP Bag for each Port Shenzhen Selling Units: Single item Single package size: 20X20X5 cm Single gross weight: 0.500 kg Supply Ability Supply Ability 100000 Piece/Pieces per Month Camera Dew Heater Show more Lead time
is a great dew and light polution shield, doesn't warp or bend in the wind, and retains heat very well with a dew heater, meaning much less power.
TagsDew Shield for 50mm Telescope Download:free Website:Thingiverse add to list order this print TagsSeeStar Dew Shield - add black felt flocking Download:free Website:Thingiverse Download:free Website:Cults add to list order this print
Astrozap offers dew shields for Astro-Tech, Intes-Micro, Ioptron, Orion, Takahashi, and Vixen catadioptric telescopes.