Spot Observatory
Former solar equipment: Solar
Spectrum SO1.5 0.3A Ha filter.
Comparison of
Solarscope SF-100
and Coronado SMII90
Double-stacked Coronado SolarMaxII 90/BF30/15 on AP155EDF,
AP155 lens cell adapter for the SM90s made by PreciseParts.
Coronado SolarMax 60/BF10 on TeleVue Pronto.