Dew Control

Dew Control

Dew Control — Keep Your Optics Clear and Your Imaging Sharp

Dew is one of the most persistent challenges in astronomy. As temperatures drop below the dew point, condensation forms on lenses and mirrors — softening your views, blurring your images, and ending your session early. At Ontario Telescope & Accessories, we make sure that never happens again.

Our Dew Control collection features everything you need to keep your optics clear all night long. From precision dew controllers to reliable heater bands, we carry solutions trusted by astrophotographers and visual observers alike.

Explore Our Dew Control Gear

  • Starfield DH Dew Heaters — Designed for Canadian cold-weather performance. Flexible silicone cables won’t crack, strong Velcro grips stay secure, and the side-mounted power lead prevents cable stress and breakage.

  • Pegasus Astro DewZap & Pocket Powerbox Micro — Compact, intelligent dew control and power management systems for astrophotography rigs. Perfect for balancing heater output and organizing your 12V power.

  • Celestron Dew Rings & Controllers — Fully integrated dew prevention solutions with temperature sensors and smart regulation. Ideal for SCTs and EdgeHD telescopes, offering advanced control through the Celestron ecosystem.

  • Dew Shields & Accessories — Passive and active dew protection for refractors, SCTs, and reflectors to keep your optics performing at their best.

Why It Matters

Clear optics mean sharper stars, better contrast, and longer sessions. Whether you’re capturing galaxies or scanning lunar craters, proper dew management protects your investment and ensures consistent performance under any sky.

Don’t let dew decide when your night ends.
Stay clear, stay focused, and stay out longer — with Dew Control solutions from Ontario Telescope.

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