Heater for Blocking-Filter (Solar)

  • Price: $49.90



Observing the Sun in H-alpha during cold temperatures can be challenging, as blocking filters may shift out of the H-alpha wavelength. This results in a loss of visible solar details and reduces the overall quality of your observations. The Heater for Blocking-Filter is specifically designed to counteract this issue, ensuring optimal performance of your solar filter even in the coldest conditions. With this heater, you can continue to enjoy detailed and uninterrupted solar observations in H-alpha.


This heater is compatible with blocking filters housed in a 90° star-diagonal from Lunt Solar Systems, making it a must-have accessory for dedicated solar observers.


Key Features and Benefits:

• Reliable Performance in Cold Weather: Keeps your blocking filter precisely tuned to the H-alpha wavelength, preserving solar details in cold environments.

• Designed for Lunt Solar Systems: Perfectly suited for 90° star-diagonal housings from Lunt Solar Systems, ensuring a secure and efficient fit.

• Improved Solar Observations: Reduces wavelength shifts caused by temperature drops, enhancing contrast and visibility of solar details.

• Easy Integration: Seamlessly attaches to your blocking filter setup, adding convenience to your solar observation sessions.

• Secure Silicone Strap Holder: Features an elastic strap with silicone coating to prevent slipping on metal surfaces, ensuring a stable and reliable fit.

• Customizable Options Available: If you require a heater for a different solar filter or other 90° star-diagonal housings, contact us through our inquiry form to discuss custom solutions.


For enthusiasts of solar astronomy, the Heater for Blocking-Filter is a vital accessory to enhance the clarity and reliability of your H-alpha observations, even in freezing temperatures.