Flexibel dagghuv med värmare för Celestron SC925 med ett hack

Unheated dew shields are, to this day, only able to delay condensation and not prevent it. In most instances, the condenstation occurs abruptly and ends observation. Why not use a heated dew shield then?

Astrozap combined both - Flexible dew shield and heater in one product!

The heated, flexible dew shield directs heat directly onto the optic and - rest assured - prevents any condensation.