Product is special order only; please call or e-mail for approximate delivery time. A 20% nonrefundable deposit is required when ordering.
This double-stack Coronado SolarMax 90 has two 90mm full aperture etalons to provide a <0.5 Ångstrom passband H-Alpha solar filter that shows you higher contrast views of small and subtle features in active areas on the solar disk than any smaller 40mm or 60mm (or dual 90mm/60mm etalon) solar scope can ever show . . .
Product is special order only; please call or e-mail for approximate delivery time. A 20% nonrefundable deposit is required when ordering.
This Coronado SolarMax 90 has a straight-through 30mm blocking filter that allows full-disk prime focus 35mm and large format CCD imaging of the full solar disk, as well as high contrast/high resolution <0.7 Ångstrom passband H-Alpha visual observing of small and subtle features in prominences and active areas on the solar disk . . .
Product is special order only; please call or e-mail for approximate delivery time. A 20% nonrefundable deposit is required when ordering.
This dual etalon Coronado SolarMax 90 has a 90mm aperture and <0.5 Ångstrom dual etalon H-Alpha solar filter. It uses a straight-through 30mm blocking filter for full disk prime focus 35mm and large format CCD imaging as well as higher contrast eyeball views of small and subtle features in active areas on the solar disk than any smaller 40mm or 60mm solar scope can ever show . . .
Product is special order only; please call or e-mail for approximate delivery time. A 20% nonrefundable deposit is required when ordering.
This dual-stack Coronado SolarMax 90 has two 90mm full aperture etalons and a straight-through 30mm blocking filter. It provides a <0.5 Ångstrom passband H-Alpha solar filter for prime focus 35mm and large format CCD imaging of the full solar disk, plus high contrast visual observing of small and subtle features in active areas on the solar disk . . .
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