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RICHARD COFER

Helix Nebula

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Pilgrimage to the Great Refractor

Posted by Louis Busby 10/01/2018 06:09AM

Pilgrimage to the Great Refractor

So sad to hear now that this telescope and observatory will be closing and the history book slammed shut on one of the last great telescopes responsible for leading the United States and the University of Chicago into the twentieth century and to major discoveries and contributions in astronomy and astrophysics.

New electronic focusing system from Starlight Instruments

Posted by John O'Neill 02/25/2016 08:00AM   (Articles/Other-Articles/Equipmentoptics)

New electronic focusing system from Starlight Instruments

Starlight Instrument’s New Posi Drive Motor System is a First Class Winner

Dew heaters from Kitchen appliances

Posted by Malcolm Bird 01/08/2016 08:00AM   (Articles/Other-Articles/Equipmentoptics)

Don't throw out that old toaster!!

New custom foam for your astro gear!

Posted by David Standen 04/12/2015 07:00AM   (Articles/Other-Articles/Equipmentoptics)

Has your eyepiece case seen better days? Has your pick-n-pluck been plucked one to many times?

Curing Uncle Rod’s Shakes

Posted by Rod Mollise 11/25/2014 08:00AM   (Articles/Other-Articles/Equipmentoptics)

In some ways, today’s imported telescope tripods are surprisingly good. Particularly the ubiquitous Chinese 2-inch diameter steel legged jobs. Sadly, however, almost all have a weak link. Their spreaders are pitiful. Unckle Rod just might have found a cure for that...

A bit of the past for the New Year

Posted by Steve Hollenbach 12/31/2012 08:00AM   (Articles/Other-Articles/Philosophical)

Well the world didn't end after all... I wrote this a long time ago just after I left the Navy, and updated it recently.

The Astrogizmos Astrogazer

Posted by Glen Ward 08/21/2012 07:00AM   (Articles/Other-Articles/Equipmentoptics)

The Astrogizmos Astrogazer

Tips on using the AG as a permanent installation.

A "NEW" APPROACH FOR TESTING OPTICAL TRAINS - posted for Samuel de Roa

Posted by Paul Walsh 05/05/2012 07:00AM   (Articles/Other-Articles/Equipmentoptics)

Trying to corner a long-term concern in the astro-amateur world through the “slanted edge” method

Celestrons C8 XLT vs Intes MK-67 vs Takahashi TSA-102 on Jupiter

Posted by Ralph Aguirre 10/03/2011 07:15AM   (Articles/Other-Articles/Equipmentoptics)

A Fun Night with Three Popular Scopes Observing Jupiter

Some thoughts refractors versus reflectors.

Posted by daniel mounsey 08/11/2010 07:00AM   (Articles/Other-Articles/Equipmentoptics)

Some thoughts refractors versus reflectors.

Among other things, a shootout between a Takahashi FS152 on a Temma EM200 and a Starmaster 14.5 Hybrid