Telescope

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bassman5911: Yerkes Observatory Home to the world’s largest refracting telescope and the birthplace of modern astrophysics

thethingsyoulost

bassman5911: “ Yerkes Observatory Home to the world’s largest refracting telescope and the birthplace of modern astrophysics ”

Telescopes / 18" UC (Ultra Compact)

Manufacturer of portable deep sky telescopes

A folding TELEPORT brand Dobsonian Telescope. - #Dobsonian #Telescopes

Folding Telescopes

Amateur telescope making: telescopes that fold and slide together for transport

The 100 inch Hooker Telescope at Mt Wilson. Hubble used this 'scope in 1929 to discover the universe was expanding.

The 100 inch Hooker Telescope at Mt Wilson. Hubble used this 'scope in 1929 to discover the universe was expanding.

The 100 inch Hooker Telescope at Mt Wilson. Hubble used this 'scope in 1929 to discover the universe was expanding.

Big, Complicated Machines #1 – Old Refractor Telescopes Part 1

The Declination Axis of the Yerkes Observatory 40-inch Refracting Telescope being lowered into position, October 1896 image credit: Yerkes Observatory, University of Chicago

cetaceous

The Declination Axis of the Yerkes Observatory 40-inch Refracting Telescope being lowered into position, October 1896 image credit: Yerkes Observatory, University of Chicago

Sir William Herschel's forty-foot telescope at slough. (1876)

Sir William Herschel's forty-foot telescope at slough.

One of hundreds of thousands of free digital items from The New York Public Library.

Jeff Albro's 6" AutoCAD designed Dob Scope, featuring maple plywood construction and a retractable light shied for the upper assembly. - #Dobsonian #Telescopes

Jeff Albro's 6" AutoCAD designed Dob Scope, featuring maple plywood construction and a retractable light shied for the upper assembly. - #Dobsonian #Telescopes

Spider diagram

How To Build A Curved-Vane Secondary-Mirror Holder - Gary Seronik

The secondary mirror holder and spider on my 12¾-inch truss-tube Dobsonian is made with scrap wood, a few nuts and bolts, and a stainless-steel ruler. The curved-vane secondary mirror holders I use on almost all my telescopes never fails to excite curiosity. Most people know that the principal benefit of the curved spider is spike-free … Continue reading "How To Build A Curved-Vane Secondary-Mirror Holder"

How to Make Your Own Telescope Mirror

How to Make Your Own Telescope Mirror: [Fig 1] This is a large piece of glass a woman off Craigslist gave me. It was 40"x40" and 0.75" thick. Its what I decided to use to make the mirror. Cutting it into smaller sections can be difficult but scoring it with a glass cutter and tapping the…

Construction d'un télescope Dobson de 350 mm de diamètre (projet)

Construction d'un télescope Dobson de 350

Construction d'un télescope Dobson de 350 mm de diamètre (projet)

Light Weight and Light Gathering - Jan van Gastel 20" f/3.6 flex rocker ultralight - #Dobsonian #Telescopes

Jan van Gastel: Building a 20 inch f/3.6 'Celano'motorized Dobsonian telescope De bouw van een gemotoriseerde 50 cm f/3.6 Dobsontelescoop

Building a 20 inch f/3.6 computerized Dobsonian telescope

ATM: Little Dipper Telescope - Amateur Telescope Making (ATM)

Little Dipper Telescope Mark Bracewell (MrLunch) July 2005 Introduction About a year ago, when I had just been getting into astronomy for a few months, I went to a hilltop nearby where I met a gentleman with a telescope. I hadnt...

Alan Scott 12" Deep Space 3

A homemade 12 inch dob lightweight telescope, DS-3

Description and design of an ultra lightweight dobsonian telescope. This 12 inch telescope weighs around 39 pounds and fits in the trunk of a car

Clark telescope to reopen at Lowell

Historic Clark Telescope Reopens - Frontdoors Media

Lowell Observatory’s historic Clark Telescope will soon return to tour operations after a 20-month-long renovation project. The Observatory will add the Clark back to its day time tour schedule on September 5. Lowell will host a first light opening on October 3 to which the public is invited to come view through the telescope in …