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Svbony SV172 dew heater strip designed for astronomy telescopes and cameras, protecting optical devices like telescopes and cameras from fogging or freezing.

US$ 19.99

1. Measure the circumference of the telescope tube or camera lens (or measure the tube diameter - not the scope aperture - ×3.14).

2. The heating element provides even heat distribution.

3. The power-efficient design will not result in an extra drain on your power supply.

4. SV192 prevents dew condensation from forming on the glass surface.

US$ 24.99