![SolarMax 60mm H-alpha filter with T-Max & 30mm 2" blocking filter | under 3000mm focal length | Astronomics.com SolarMax 60mm H-alpha filter with T-Max & 30mm 2" blocking filter | under 3000mm focal length | Astronomics.com](https://www.astronomics.com/media/catalog/product/cache/1/image/1800x/040ec09b1e35df139433887a97daa66f/7/7/7736_1.jpg)
SolarMax 60mm H-alpha filter with T-Max & 30mm 2" blocking filter | under 3000mm focal length | Astronomics.com
![Amazon.com : SVBONY Telescope Filter H-Alpha 7nm 2 inches Filter Narrowband Astronomical Photographic CCD Filter Color Filter Set for Deep Sky Photography : Electronics Amazon.com : SVBONY Telescope Filter H-Alpha 7nm 2 inches Filter Narrowband Astronomical Photographic CCD Filter Color Filter Set for Deep Sky Photography : Electronics](https://m.media-amazon.com/images/I/51pxw4N7fkL._AC_UF894,1000_QL80_.jpg)
Amazon.com : SVBONY Telescope Filter H-Alpha 7nm 2 inches Filter Narrowband Astronomical Photographic CCD Filter Color Filter Set for Deep Sky Photography : Electronics
![H-alpha f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized - (Ultra-) Narrowband / Highspeed - Filters H-alpha f/3 Ultra-Highspeed-Filter (3.5nm) – CMOS-optimized - (Ultra-) Narrowband / Highspeed - Filters](https://assets.baader-planetarium.com/media/extendware/ewimageopt/media/inline/ae/0/h-alpha-f-3-ultra-highspeed-filter-35nm-cmos-optimized-be6.jpg)