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Solar telescope. Objective lens diameter: 40mm. Focal length: 400mm

Refractor
Optical design
40
Aperture – the diameter of the light-collecting lens (refractors and catadioptric) or mirror (reflectors) that the telescope uses to collect light
400
Focal length – the distance from the primary lens or mirror to the point at which the light is focused
Availability

Product ID 71919
Brand Meade Instruments Corp.
Warranty 5
EAN 0643824210790
Package size (LxWxH) 50x27x20
Shipping Weight 2.72
Description

The Personal Solar Telescope (PST) is a Coronado innovation. The world's most popular telescope to observe the Sun. This 40mm diameter highly portable dedicated solar telescope features a superior 0.5 Angstrom bandpass for increased surface detail. Study of the solar disk is now within the reach of the amateur astronomer.

The PST will show you the dynamic, ever changing prominences at the edge of the Sun as well as filaments and other surface details in amazing detail, all in the brilliant and distinctive red color of hydrogen-alpha (HA) light.

Features an easy to use built in solar viewfinder, a 40mm diameter dedicated HA optical system with 40mm external tunable etalon, 30mm internal etalon primary blocking filter and incorporated focuser and bandpass fine adjustment controls, 400mm focal length, f/10 focal ratio, with Kellner 20mm eyepiece. Tripod not included.

Features:

  • 40mm f/10 H-Alpha telescope – 400mm focal length
  • Internal non-removable filtering optics for safely solar viewing
  • 40mm external tunable etalon
  • 0.5 Angstrom hydrogen-alpha (HA) bandpass
  • Shown on Infinity AZ tripod (not included)
Specifications
Product ID 71919
Brand Meade Instruments Corp.
Warranty 5
EAN 0643824210790
Package size (LxWxH) 50x27x20
Shipping Weight 2.72
Optical design refractor
Optical scheme achromat
Optics coating fully multi-coated
Objective lens diameter (aperture), mm 40
Focal length, mm 400
Aperture ratio f/10
Eyepieces Plössl 18mm
Eyepiece barrel diameter, in 1.25
Finderscope built-in Sol Ranger
Additional bandwidth: <1.0Å, thermal stability: < 0.005Å, total blocking > 10⁻⁵ from UVB wavelengths to IR, 40mm external tunable etalon
User level beginners
Observed object planets of the Solar System, the Sun
Video