Coronado BF-10 right angle (1.25" diagonal) type secondary blocking filter. The blocking filter is the second element in any Coronado H-alpha system, it is j...
Coronado BF-15 right angle (1.25" diagonal) type secondary blocking filter. The blocking filter is the second element in any Coronado H-alpha system, it is j...
Coronado BF30 (straight through) type secondary blocking filter. The blocking filter is the second element in any Coronado H-alpha system and just as crucial...
The PST represents the same technology and quality that goes into a SolarMax series telescope available to the new solar astronomer at the cost of some singl...
The PST represents the same technology and quality that goes into a SolarMax series telescope, but with a few unique design characteristics that allow us to ...
Once a year, Sky and Telescope magazine reviews new product introductions and through its rigorous evaluation process, identifies 25 items worthy of its pres...
The SolarMax III is a 70mm F/5.7 refractor equipped with 60mm external hydrogen – alpha (H-a) filters. Available in both single-stacked (
The SolarMax III is a 70mm F/5.7 refractor equipped with 60mm external hydrogen – alpha (H-a) filters. Available in both single-stacked (
The SolarMax III is a 70mm F/5.7 refractor equipped with 60mm external hydrogen – alpha (H-a) filters. Available in both single-stacked (
The SolarMax III is a 70mm F/5.7 refractor equipped with 60mm external hydrogen – alpha (H-a) filters. Available in both single-stacked (
The SolarMax III is a 90mm f/8.9 refractor equipped with 90mm external hydrogen – alpha (H-a) filters. Available in both single-stacked (
The SolarMax III is a 90mm f/8.9 refractor equipped with 90mm external hydrogen – alpha (H-a) filters. Available in both single-stacked (
The SolarMax III is a 90mm f/8.9 refractor equipped with 90mm external hydrogen – alpha (H-a) filters. Available in both single-stacked (
The SolarMax III is a 90mm f/8.9 refractor equipped with 90mm external hydrogen – alpha (H-a) filters. Available in both single-stacked (