R-Sky Heater for Blocking-Filter – Compatible with Lunt Solar Systems 90° Star-Diagonal – Prevents Wavelength Shift in Cold Conditions

R-Sky Heater for Blocking-Filter – Compatible with Lunt Solar Systems 90° Star-Diagonal – Prevents Wavelength Shift in Cold Conditions

• ✅ Prevents Dew & Wavelength Shift – Keeps your blocking filter tuned to the H-alpha wavelength, ensuring clear solar observations in cold conditions. ✅ Designed for Lunt Solar Systems – Perfect fit for 90° star-diagonal blocking filters, ensuring stable and reliable performance. ✅ Easy & Secure Attachment – Elastic strap with silicone coating prevents slipping on metal surfaces for a firm fit. ✅ Reliable 12V Heating – Works with any 12V power source, providing even heating without overheating. ✅ Compact & Lightweight – Adds minimal weight to your setup while ensuring maximum efficiency.