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PST (Personal Solar Telescope) has been awarded a 2004 Best of What's New Award from Popular Science Magazine ..

The Personal Solar Telescope(PST) incorporates state of the art patented technology to provide superb views of both Solar surface detail and prominences. The PST uses a 5mm blocking filter that cannot be removed or changed. It uses a modified Sol Ranger as its built in sunfinder. Includes a Kellner 3-element multi-coated eyepiece.


  • Built in Sun finder
  • Internal optical re-focusing mechanism provides compatibility with most conventional eyepiece lenses.
  • Blocking Efficiency 10¯5
  • Nominal Spectral Bandwidth of Operation <1.0A
  • Wavelength of Operation 656.3 nm (H-alpha)
  • Clear Aperture 40 mm
  • Objective focal length 400 mm
  • Objective threaded to take SolarMax40 and create <0.6A telescope.
  • Approximate Dimensions of Main Body 15” L x 2.1” W x 3” H
  • 12.5mm Eyepiece included with initial offering

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Coronado Instruments