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serge taran | profile | all galleries >> astro >> Oregon Star Party 2011 >> OSP Walkabout 2011 tree view | thumbnails | slideshow

OSP Walkabout 2011

Greg Babcock's new 20'' scope
Greg Babcock presents his new 20'' f/3.55 scope

Greg Babcock presents his new 20'' f/3.55 scope

It is a beautiful scope meant to be easily transported

It is a beautiful scope meant to be easily transported

At f/3.55 no ladder is needed to view at zenith

At f/3.55 no ladder is needed to view at zenith

Ian Morrison's 12.5 inch string telescope

Ian Morrison's 12.5 inch string telescope

It is held by one single pole

It is held by one single pole

Wire spider closeup

Wire spider closeup

This is my 18'' f/4.19 scope. First ATM project! Outstanding mirror is from Carl Zambuto.

This is my 18'' f/4.19 scope. First ATM project! Outstanding mirror is from Carl Zambuto.

Bearings are made of plywood, mirror cell is aluminum and upper cage is carbon fiber.

Bearings are made of plywood, mirror cell is aluminum and upper cage is carbon fiber.

Scope has full tracking capability with Servocat/Argonavis. Mel Bartels taking notes (at right in this picture)

Scope has full tracking capability with Servocat/Argonavis. Mel Bartels taking notes (at right in this picture)

Dan Gray's 14'' scope. It is moved by an array of rare earth magnets

Dan Gray's 14'' scope. It is moved by an array of rare earth magnets

It can rotate amazingly fast (up to 50 degree/s) and gets back to initial position when kicked

It can rotate amazingly fast (up to 50 degree/s) and gets back to initial position when kicked

Rocker box

Rocker box

Magnets exposed

Magnets exposed

Walkabout was very interesting!

Walkabout was very interesting!

Everything fits! Scope takes about 2/3 of the trunk. Poles are on the ski rack.

Everything fits! Scope takes about 2/3 of the trunk. Poles are on the ski rack.