RCOS 24 f8 Carbon Truss Computer Polished ULE Zerodur Astro-Sitall Optics. For deep-sky observing an Orion reflector telescope is the way to go.

History Of The Telescope Pedro Re S Astronomical Ccd Imaging Page

061 m 24 inches Effective Focal Length.

24 inch reflector telescope. The Orion reflector telescope comes with two eyepieces a 25mm and a 10mm Sirius Plossl 1. This is a device that produces a bullseye pattern that is helpful in aiming the telescope at a particular object. Reflector telescopes collect and focus starlight with mirrors which can be made in large sizes very economically.

The refractor is the telescope with the big lens at the front and you look in the small end. 4877 m 192 inches. With a Hubble UL24 you are free to travel to your favorite dark-sky sites anywhere in the world.

For maximum convenience while travelling. This fast Newtonian reflector is built for travel featuring a lightweight sandwich mirror that drastically reduces its weight and cool-down period compared to solid mirrors. Its fast f5 focal ratio works well for pleasing wide field performance.

Orion 09007 SpaceProbe 130ST Equatorial Reflector Telescope. 56 inch 1422 mm Upper Cage. Speaking of portability it is made of short 24 inch long optical tube design.

Back Focus from Mounting Surface. Reverse Newtonian Binocular Telescopes. None - Optical Tube Only 13 Alt Azimuth AZ 11.

240 lbs 1089 kg OTA Length. 24 inch convertible NewtonianCassegrain reflecting telescope on display at the Franklin Institute. The 24 Inch 612 mm f79 Ritchey - Chretien reflector is the Groups largest instrument and has only recently replaced the previous 24 Inch Newtonian reflector.

The 24-inch Dyer Telescope is a PlaneWave CDK24a an f65 Corrected Dall-Kirkham astrograph that offers an exceptionally sharp view of the sky. Boller Chivens 1973 Design. The eyepiece for the 24 telescope is on the far left center.

The eyepiece for the 6 refractor is on the left center to the right of the 24 telescope eyepiece. Manual - No Electronics 24 Single Drive Motorized 1 Dual Drive Motorized 1 Fully Computerized GoTo 11 MountHead Design. Its big precision-crafted mirror will reveal striking views of faint nebulas galaxies and star clusters and resolve subtle detail on the planets and Moon.

3974 mm 15646 inch Focal ratio. A world leader in the manufacturing of Telescopes Solar Telescopes Microscopes Optics Binoculars. A RitcheyChretien telescope RCT or simply RC is a specialized variant of the Cassegrain telescope that has a hyperbolic primary mirror and a hyperbolic secondary mirror designed to eliminate off-axis optical errors coma.

LX85 Series Telescope - 6 Reflector. A reflecting telescope also called a reflector is a telescope that uses a single or a combination of curved mirrors that reflect light and form an image. RCOS 24 inch f78 Carbon Truss Telescope with ION Milled optics.

This is a 150mm reflector telescope larger than the previous models we looked at. The AEOS 36m is considered to be the Worlds premier satellite tracker. In telescopes with 5 or less aperture the refractor is typically considered to have about a 1-inch advantage.

A quantum leap in optical performance - the UL 24 Truss Dobsonian telescopes huge 24 diameter primary mirror has 9 times the light grasp of popular 8 reflectors and 4 times the light grasp of a 12 telescope. A world leader in the manufacturing of Telescopes Solar Telescopes Microscopes Optics Binoculars for amateur astronomers and hobbyists. Although the Dyer Telescope is new its dome used to house the 16-inch McAllister Telescope a Boller Chivens reflector that many returning guests will remember.

Use this telescope at the University of Arizonas Mount Lemmon SkyCenter. The design of the new telescope allows far easier access for visual use by children and the infirm. It is a complete assembled telescope weighing about 27 lbs.

24 inch 610 mm Focal Length. This means that a 5 reflector and a 4 refractor would be considered about equal in light gathering ability a key measure of the power of a telescope. Weighing in at only 235 lbs we found it was a breeze to take along on the weekend into the country for some serious stargazing.

If youre buying one of these make sure its an astronomical refractor NOT A TERRESTRIAL REFRACTOR or a SPOTTING SCOPE Try to avoid anything shorter than f8 REFRACTOR f numbers see later Youll need one with a front lens Object Glass of AT LEAST 275 or 70mm to see anything useful. Retchey-Cretien modified Cassegrain Aperture. The 24-inch has seen some well-known visitors in its time - including the captain of the starship Enterprise and the only human being to play a round of golf on the Moon.

In most cases access will be directly from the floor rather than from a high step ladder. 141 inch 358 mm Back Focus from Racked in Focuser. 581 inch 148 mm Weight.

Hubble Optics known for manufacturing high-quality Newtonian reflector optics now offers the UL24 a 24-inch f33 ultra-light Dobsonian 9500. LX85 Series Telescope - 8 Reflector. It is versatile and super easy to use.

47 of the primary mirror diameter. The black box mounted on the 6 refractor is the Telrad. This particular RCOS 24 inch f8 Carbon Tube Telescope was delivered to the Maui Space Surveillance System MSSS in May 2008 to be installed onto the AEOS 36m as a finder guide scope.

The AEOS 36m is an f200 and has an extremely narrow field of view. A George Ritcheys 24-inch 06 m reflecting telescope the first RCT to be built later on display at the Chabot Space and Science Center in 2004. Add to Wish List Add to Compare.