Astro-Smart


Astro-Smart's Premium Dew Heater Straps for any telescope.


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Astro-Smart is proud to announce the offering of our Premium Dew Controller straps that can be used with the Astro-Smart Dew Controller products and compatible with other vendor dew controllers with RCA jack input to control temperature of your telescope optics, cameras, camera lens, telescope eyepieces and sensitive electronics. 

Astro-Smart is the innovator of this elegant solution to your dew problem. The new Astro-Smart Dew Heater Strap Line is designed to be used with any make or model of telescope matched to high specification standards and climatic conditions being offered at a fraction of the cost.  Whether you have a refractor, newtonian, schmidt-cassegrain, or a ritchey-chretien, the Astro-Smart Dew Controller Products coupled with these New Dew Heater Straps will solve your dew problems automatically while informing you every step of the way. Its like having a hired dew specialist posted at your telescope 24/7.

The materials used for these Premium Dew Straps include Industrial Velcro, High Quality Insulating Material to project heat toward the optics and away from the atmosphere, 5 foot power cord with male RCA connector and Power Extension Cable Current rating  of 10 Amps.


The specifications of our various Premium Dew Straps, sizes and pricing are shown below.
































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Model Choice Total R Current(I) Voltage(V) Power(W) Price($)







AS-DEWST-1.25 1 1/4 eyepiece 14.37917 0.834541 12 10.0144886 $19
AS-DEWST-2 2 inch eyepiece 19.83333 0.605042 12 7.2605042 $22
AS-DEWST-3 3 inch Optics 15.62367 0.768066 12 9.2167865 $25
AS-DEWST-4 4 inch Optics 15.75 0.761905 12 9.14285714 $27
AS-DEWST-5 4 inch Optics 12.40167 0.967612 12 11.6113426 $28
AS-DEWST-6 6 inch Optics 9.345 1.284109 12 15.4093098 $28
AS-DEWST-7 7 inch Optics 10.68 1.123596 12 13.4831461 $32
AS-DEWST-8 8 inch Optics 7.793333 1.539778 12 18.4773311 $32
AS-DEWST-9.25 9.25 inch Optics 8.906667 1.347305 12 16.1676647 $35
AS-DEWST-10 10 inch Optics 6.154167 1.949898 12 23.3987813 $38
AS-DEWST-11 11 inch Optics 6.769583 1.772635 12 21.2716194 $41
AS-DEWST-12 12 inch Optics 4.6144 2.600555 12 31.2066574 $41
AS-DEWST-14 14 inch Optics 5.383467 2.229047 12 26.7485635 $44
AS-DEWST-16 16 inch Optics 4.8608 2.468729 12 29.6247531 $54