Used Telescopes For Sale

The Fisher Space Pen - The Truth About The NASA Urban Legend ...
After its development, Fisher contacted NASA about a possible sale of the new pens in 1965. Tools & Telescopes; Education & Career; Activities, Fun & Games; Events & Calendars ... Read Article

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Remember The Model Names, But Mine Was The One With 3.5-inch
I used to own a Questar. I considered it poorly designed and of limited usefulness for astronomy. I would not recommend it to anyone as an astronomical telescope. ... Fetch Document

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Cloudy Nights Questar 3.5
From time to time I see these forlorn instruments for sale on the used market for what appears to be a substantial savings over new. Experienced observers know that easily setup and transportable telescopes get used more often than those instruments that are not. ... Return Doc

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Uncle Rod's Used CAT Buyer's Guide
The LX3 remained on sale for quite a while after the introduction of the new Meade SCT (with the 2120 LX3 10-inch being sold at a nice One thing to remember when looking at a used 2080 or Classic C8 : These were inexpensive telescopes when they were new. Used prices for either telescope should be ... View Doc

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BUILDING A SIMPLE REFRACTING TELESCOPE
The lenses that will be used in this telescope are very similar to the lenses used by Galileo Galilei in the 17th century. Ask: What do telescopes use to focus light from distant stars and galaxies? ... Doc Retrieval

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Obsession Telescopes - 18" F4.5
On the 18" (and 20") the secondary is adjusted by use of three spring loaded collimation bolts (the 15" uses 4) - this method assures that the secondary will be responsive to slight adjustments, and works much better than other methods I've used. Obsession Telescopes includes a piece of heat rope for ... View Doc

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Bushnell 4.5" Reflector Altaz Short Tube Telescope - 786114 ...
Bushnell 4.5" Reflector Altaz Short Tube Telescope - 786114 ON SALE NOTE: In all astronomical telescopes, the image appears upside down. We recommend the use of the low magnification eyepiece when the telescope is used for terrestrial ... Return Document

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Celestron Celestron 8 Telescope Instruction Manual
The Celestar line of telescopes continue in this proud tradition combining large aperture optics with ease of use and portability. It can also be used for terrestrial viewing to study the world around you. ... Fetch Content

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From The President's Desktop
For Sale Girl Scouts of Black Hawk Council have two used telescopes, recently refurbished by Eagle Optics, for sale. Price is negotiable or will trade for a spotting scope. ... Fetch Here

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Research Corp. Timeline
• 1912: Frederick Gardner Cottrell, a professor at University of California-Berkeley and inventor of the electrostatic precipitator air-pollution control device, founds Research Corp. He intends to use profits from the sale of his device to support the research of other scientists. ... Read News

Used Telescopes For Sale

Winer Observatory Telescope Parts Sale
Winer Observatory Telescope Parts Sale GIANT Telescope Parts Sale! Everything MUST Go! Prices Negotiable, No Reasonable Offer Refused You Pick Up, Or Shipping Extra All Items As-Is, Please Call for Better Description Personal checks accepted, Buyer pays PayPal fee November 6, 2011 Mark Trueblood ... Read Full Source

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The New Dobsonian Revolution The Simplest telescope Undergoes ...
70 Astronomy • January 2011 W e can trace the start of today’s hottest trend in amateur astronomy — short telescopes with large apertures — to the 2008 OkieTex Star Party held at a dark site near Kenton, Oklahoma. ... Read Content

Jupiter And Galilean Moons Live Through An Orion Starblast 6 ...
Office Depot had a sale on the Microsoft Lifecam HD-5000 for $29 out the door. I used SharpCap for video capturing with manual settings. 1:45 Add to How to Use Moon Filters - Orion Telescopes and Binoculars by oriontelescopes 2,067 views ... View Video

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In-the-spectacle-lens Telescopic Device
Although bioptic telescopes can be effectively used ina variety of setting s,1 5 many visually impaired people reject them. 16 Theobviousand unsightly appearance of these devices has been identified as one major reason for the reluc-tanceofpeople with vision impairments touse them. ... Access Full Source

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8", 10", 12", 16" LightBridge™ Truss Tube Dobsonian Telescopes
The fan probably needs to be used less than an hour. Note also that there are three lock screws and three collimation screws. Most of these moons are very small and can only be seen with very large telescopes. ... Return Document

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Skylight Telescopes An Interview With
We find out as Astronomy Now talks to Richard Day of Skylight Telescopes, who did just that. Above left: Richard Day and a selection of the new and used vintage telescopes that Skylight Telescopes have for sale. ... Get Content Here

Eyepiece - Wikipedia, The Free Encyclopedia
An eyepiece, or ocular lens, is a type of lens that is attached to a variety of optical devices such as telescopes and microscopes. It is so named because it is usually the lens that is closest to the eye when someone looks through the device. The objective lens or mirror collects light and ... Read Article

Celebrate Holidays And Special Days In December 2011 ...
They are designed to be used as each event is explored. The icons can be glued onto the December Coloring Calendar. December 3rd - Illinois, Shelters and Telescopes. Illinois Admission Day; National Roof Over Your Head Day ... Read Article

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440 X 60 Refractor Telescope Model 78-9440
Telescopes with power ranging from 25X to 50X can be used to view Star Clusters and Nebulae. 90X to 120X telescopes can view galaxies. Most planets can be seen at 150X and higher. ... Access Content

Used Telescopes For Sale

Meade 60AZ-A Q5.0
Additional Eyepieces (1.25" barrel diameter): For higher or lower magnifications with the telescopes that accommodate 1.25" eyepieces, Meade 3-element Modified Achromatic eyepieces, available in a wide variety of sizes, provide a high level of image resolution and color correction at an economical price. ... Visit Document

Amateur telescope Making - Wikipedia, The Free Encyclopedia
Amateur telescope making is the activity of building telescopes as a hobby, as opposed to being a paid professional. Amateur telescope makers (sometimes called ATMs) build their instruments for personal enjoyment of a technical challenge, as a way to obtain an inexpensive or personally ... Read Article

Celestron CGEM II 1100 EdgeHD 11 Schmidt Cassegrain Telescope 12019
Celestron CGEM II 1100 EdgeHD 11 Schmidt Cassegrain Telescope 12019
$4,399.00
Sale Time Remaining: 1h 15m
Buy It Now for only: $4,399.00
Celestron CGX 1100 HD 11 EdgeHD Schmidt Cassegrain Telescope 12057
Celestron CGX 1100 HD 11 EdgeHD Schmidt Cassegrain Telescope 12057
$4,999.01
Sale Time Remaining: 1h 15m
Buy It Now for only: $4,999.01
New 8x42 Range Finder Compass Night Under Light Waterproof Monocular Telescope
New 8x42 Range Finder Compass Night Under Light Waterproof Monocular Telescope
$131.43
Sale Time Remaining: 1h 29m
Buy It Now for only: $131.43
15X 100X Dobson 76m Reflect Astronomical Telescope Multi Coated Prism
15X 100X Dobson 76m Reflect Astronomical Telescope Multi Coated Prism
$49.99
Sale Time Remaining: 1h 30m
Buy It Now for only: $49.99
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