Dew Control

The Celestron Dew Heater Ring is the ideal dew prevention solution for your Celestron telescope.  

The Dew Heater Ring permanently mounts to your 11" Celestron Schmidt-Cassegrain (manufactured 2006 or later), EdgeHD, and RASA optical tube, replacing your retaining ring so you'll never be caught without it.  

The installation process is quick and easy (follow the manual for instructions).

The Celestron Dew Heater Ring is the ideal dew prevention solution for your Celestron telescope.

The Dew Heater Ring permanently mounts to your 5" Celestron Schmidt-Cassegrain optical tube, replacing your retaining ring, so you'll never be caught without it.

The installation process is quick and easy (follow the manual for instructions).

The Celestron Aluminum Dew Shield with Cover Cap is an essential accessory that protects your telescope tube in the field. The dew shield reduces radiative cooling of the Schmidt corrector lens to the night sky, thus keeping the lens below the dew point longer preventing dew formation on the lens.

Use the Aluminum Dew Shield on your 9.25” Schmidt Cassegrain and EdgeHD telescope tube confidently, knowing it was created for your exact instrument.  

A precision-machined Large Losmandy-style (D-series) dovetail saddle designed to securely mount telescopes and imaging rigs to equatorial or alt-azimuth mounts. Featuring dual stainless steel clamping knobs and brass-tipped locking screws, this saddle delivers rock-solid grip without marring your dovetail bars — ideal for astrophotography setups demanding stability and repeatable balance.

Astrozap Flexi-Heat Meade ETX LS6 Dew Shield

NOTE: Sirius Optics recommends that any dew heater strap or heated dew shield be connected to a dual channel dew controller and not directly to 12V.

This allows the user to regulate the current and temperature of the dew heater strap or dew shield. 

The recommended control unit is the Astrozap Dual Channel Dew Controller (Product No. 124474)

A heated dew shield for Meade 8" LightSwitch scopes.

NOTE: Sirius Optics recommends that any dew heater strap or heated dew shield be connected to a dual channel dew controller and not directly to 12V.

This allows the user to regulate the current and temperature of the dew heater strap or dew shield. 

The recommended control unit is the Astrozap Dual Channel Dew Controller (Product No. 124474)

Flex-Heat dew heater specs: 19.2 Watts @ 12 Volts, 1.65 Amps.

NOTE: Sirius Optics recommends that any dew heater strap or heated dew shield be connected to a dual channel dew controller and not directly to 12V.

This allows the user to regulate the current and temperature of the dew heater strap or dew shield. 

The recommended control unit is the Astrozap Dual Channel Dew Controller (Product No. 124474)

Dew heater for secondary mirror - large

NOTE: Sirius Optics recommends that any dew heater strap or heated dew shield be connected to a dual channel dew controller and not directly to 12V.

This allows the user to regulate the current and temperature of the dew heater strap or dew shield. 

The recommended control unit is the Astrozap Dual Channel Dew Controller (Product No. 124474)