The 24-inch Boller & Chivens f/8 Cassegrain was installed in the dome of Sommers-Bausch Observatory in 1973. Originally equipped for visual viewing, 4x5 film photography, photomultiplier photometry, ...

Fisher said an added difficulty is that the observatory's 24-inch Cassegrain reflector research telescope is currently being ...

Go used a Celestron C14 14-inch Schmidt-Cassegrain telescope mounted on an Astrophysics AP900GTO. It was also photographed from New Delhi, India by Sona Shahani Shukla using an 8-inch Skywatcher ...

Using a Meade LX200GPS Telescope with Schmidt-Cassegrain 16-inch Optics, attendees can marvel at a bevy of celestial objects that range from planets to nebulae to star clusters and comets. The 16-inch ...

The optics included 24-inch and 18-inch carbon-fiber Schmidt-Cassegrain, Ritchie-Chretien, and Newtonian reflectors plus an array of refractors and traditional telephoto lenses. The audio was ...

This is a 1994 guide to the use of the most popular telescope in the world, the 20-cm (8-in) Schmidt-Cassegrain Telescope. This compact instrument revolutionized amateur astronomy and astrophotography ...

Reflective optics are optical systems that utilize mirrors to reflect and focus light. They involve using mirrors—smooth, ...

Most of these instruments have a focal ratio in the vicinity of f/4, allowing them to capture light from deep-sky objects more than six times faster than the f/10 Schmidt-Cassegrain telescopes ...

I was bowled over by my first view of Saturn - an impressive sight through an 8-inch Schmidt-Cassegrain telescope (SCT) - and ...

Here, we've divided them into two categories: the Maksutov-Cassegrain and the Schmidt-Cassegrain. The former model is great for correcting issues such as the "coma" distortion effect and the ...

While there are many telescopes on offer at Walmart, you don't have to break the bank to view the stars and beyond as the retailer stocks some great budget telescopes under $500 and Celestron ...