3700 results for "Telescopes" between $5.00 and $900.00

High quality FMC BAK-4 prisms to reduce light loss Quality control inspected for collimation and performance Fully Multi-Coated BAK-4 prisms Foam lined aluminum storage case Eyepiece diopter scales for sharp focus

Quick and easy setup for exploring the universe.

This remarkable 12" by 12" wall calendar features beautiful images of planets, stars, gaseous nebulae, and galaxies captured by NASA's orbiting Hubble Space Telescope, one of the most important scientific instruments of our time. The images have been digitally processed to

Genre: Juvenile Nonfiction. Subgenre: Biography + Autobiography / Science + Technology, Science + Nature / Astronomy, Biography + Autobiography / Historical. Age: 9-12 years. Publisher: Crabtree Pub Co. Pages: 37. Language: English. Format: paperback. Release Date: January 30, 2009. Date Published: January 30, 2009.

Design Your Own! telescopes are papier mache and make super fun kids crafts. Use as a party activity or rainy day craft project. Telescopes extend to 10 1 2" and include clear plastic lenses for realistic playtime. *Telescopes do not magnify *1 dozen per set *Extend 10 1 2" *Includes clear plastic lenses

Collapsable Tube Design For Easy Storage and Transportation, 8" (200 mm) Dobsonian-style Newtonian 1200 mm focal length (f/6), 2" Crayford-style focuser with 1.25" adaptor, 4-element Plossl 25 mm and 10 mm 1.25" eyepieces 8x50 RA viewfinder, Solid rocker-mount with Teflon bearings and tension clutch

Additional Details Format: Color, DVD-Video, NTSC Rating: Not Rated Number of Discs: 1 Run Time: 50 Minutes Region: Region 1 Aspect Ratio: 1.33:1 Language: English Studio: History Channel DVD Release Date: June 8, 1997 Trace the complete history of mankind's eternal quest to unlock the mysteries of the heavens, and get an astonishing view of the very edge of the universe through the incredible Hubble telescope. Mankind has always been a race of stargazers even before the invention of the wheel,...

The 1X30mm Sighting Telescope Rifle Scope is made of high quality material. It is a perfect sight for shot guns when hunting deer or turkey. With it, the aiming speed, accuracy and percentage of hits are greatly increased. When you turn the sight on, a small red(or green) dot appears in the center of your scope.

In order to form the sharpest image possible you need to collimate all the mirrors or lens. The Celestron Collimation Eyepiece will properly center and angle all mirrors or lens so that the light entering the telescope will make your image sharper. This eyepiece is a combination of a "sight tube" and a "Cheshire eyepiece". It has cross hairs to define the center of the optical axis and a polished 45 degree angle element that reflects light from the cutout hole.

The Nautical Pocket Telescope is made of solid brass, finely ground lenses, and a leather wrapped handle for a secure grip in any weather.

First off the first thing you will notice about this 6mm zhumell eyepiece if you are up grading from plossl is the shear size its is 3 times as tall as a 10mm. This is not a bad thing to me however bc it only reassures "me" that it's a well made eyepiece with awesome optics and it is. Now If your anything like me and want to see close up images of Jupiter, Saturn (and you have a similar telescope to mine F1650mm D130mm f/5) then you might want to think about getting am eyepiece that is a little bit...

The C6 N-GT uses a diffraction-limited parabolic primary mirrors for razor sharp star images across a wide field of view. The optics of this heavy-duty telescope are manufactured to Celestron's uncompromising standards with star images that are classic textbook Airy disks. Both C4-R and C6-N are mounted on the CG-4 mount. The mount features precision gears for extremely smooth motion. A counterweight, latitude scale, setting circles, and slow motion controls on both axes are standard, so you have...

This is a reproduction of a Hubble Space Telescope image of The Eskimo Nebula NGC 2392. This is the first image taken by the Hubble Telescope after its repair mission in December of 1999.

NSI1010 Features: Smithsonian microscope and telescope super set Bundles a microscope and telescope into one amazing visual experience Microscope has 100x, 450x and 900x interchangeable lenses Telescope with 25x and 50x interchangeable eyepieces Adjustable tripod Allows to go from the smallest earthly object to the beauty of earth's solar system and beyond Requires 2 'AA' batteries, not included Ages 8 and up

Unidentified no longer, those flying objects can't escape the scrutiny of a Tasco telescope. Consider these an affordable answer to every kid's dream of space travel. And a great way for amateur astronomers to get started. After all, it's the unexplored that intrigues us. With Tasco, you'll never run out of ways to unlock the mysteries.

BASIC SELECT-A-SPRAY WATER WAND Gentle shower water wand has 8 pattern dial head 33-1/2" overall length