SVBONY SV172 320 mm Dew Heater Strip is designed to prevent dew and condensation forming on telescope optics and camera lenses during night-time observing and imaging. It delivers gentle, consistent heat to keep optics clear in cold and humid conditions.

Key Features

• Effective dew prevention
  Maintains optical surfaces above the dew point for clear, fog-free viewing and imaging.
• 320 mm length for medium-sized optics
  Ideal for telescope tubes, guide scopes, and camera lenses requiring moderate coverage.
• Weather-resistant construction
  Waterproof outer layer ensures reliable performance in damp and cold outdoor environments.
• Energy-efficient heating
  Provides steady low-power warmth without excessive battery drain.
• Simple wrap-around installation
  Easily secures around lenses or optical tubes and connects to a compatible power source.