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Product No.37225 Dew Heater2 (Catalog 1022 p.54)
 
Product No.37225 Dew Heater2 (Catalog 1022 p.54)
 

Product No.37225 Dew Heater2 (Catalog 1022 p.54)

Water-resistant rubber heater
It is used to prevent dews from the telescope in observations at night.
Heater part length : 655mm
Velcro tape length : 500mm
Cord length : 2.2m
Resistor : 16.2 Ohm (12V 8.9 watts)
Weight : 120g
It comes with a battery box for 8 D-size batteries.

※It alleviates troublesome dews that are condensed on the surface of the objective lens or primary mirror.