· Coronado SolarMax III 90 Double Stack Solar Scope with BF30 90mm telescope with enhanced rack and pinion focuser and large external etalons is the perfect way to view the Sun! Includes 12mm, 18mm, 25mm eyepieces, CEMAX 2x barlow, Sol Ranger finder, Vixen-style dovetail mounting rail, and aluminum carry case. · The incredible Coronado SolarMax 90 series telescopes are the largest H-alpha (Ha) telescope ever to be mass-produced and are now available with the patented RichView tuning system. This double stacked unit excels at observation of solar surface detail with a.5 angstrom bandpass. Buy Coronado SolarMax III 90mm f/ H-alpha Solar Telescope (30mm Blocking, OTA Only) featuring mm f/ Solar Viewing Refractor, For Prominence and Chromosphere Viewing, Easily Convert for Nighttime Use, Single External H-Alpha Etalon, Patented RichView Etalon Tuning, 30mm Rear Diagonal Blocking Filter, Brand: Coronado.
Coronado SolarMax III 90 Double Stack Solar Scope with BF30 90mm telescope with enhanced rack and pinion focuser and large external etalons is the perfect way to view the Sun! Includes 12mm, 18mm, 25mm eyepieces, CEMAX 2x barlow, Sol Ranger finder, Vixen-style dovetail mounting rail, and aluminum carry case. The incredible Coronado SolarMax 90 series telescopes are the largest H-alpha (Ha) telescope ever to be mass-produced and are now available with the patented RichView tuning system. This double stacked unit excels at observation of solar surface detail with a.5 angstrom bandpass. The SolarMax III 90 telescope is available with a BF15 or BF30 blocking filter. BF15 Models Only On the BF15 model the solar filters are built directly into the 90 degree diagonal assembly at the rear of the telescope. You MUST use the Coronado BF15 diagonal that contains the blocking filter. You cannot substitute another diagonal.
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