Astrozap Dew Heater – 7 & 8" Objective Telescopes (AZ-707-708) An Astrozap dew heater strap for telescopes with 7" and 8" objectives. It warms the optics slightly above ambient temperature to stop dew forming during an observing session.
Manufacturer model: Astrozap AZ-707-708 · Specifications checked against manufacturer data on 2026-11-03
An Astrozap dew heater strap for telescopes with 7" and 8" objectives. It warms the optics slightly above ambient temperature to stop dew forming during an observing session.
The heater needs an Astrozap D/C adapter (AZ-719) or the Astrozap dual-channel dew controller (AZ-720) to be powered; neither is included.
| Model | AZ-707-708 |
|---|---|
| Fits | telescopes with 7" and 8" objectives |
| Heater length | 29" (737 mm) |
| Power | 10 W at 12 V |
| Current | 0.83 A |
| Power source | AZ-719 D/C adapter or AZ-720 controller (sold separately) |
AZ-707-708. Requires AZ-719 or AZ-720 (not included).
Data sheet
Astrozap Dew Heater – 7 & 8" Objective Telescopes (AZ-707-708) An Astrozap dew heater strap for telescopes with 7" and 8" objectives. It warms the optics slightly above ambient temperature to stop dew forming during an observing session.
Manufacturer model: Astrozap AZ-707-708 · Specifications checked against manufacturer data on 2026-11-03
