My CO Projects

While most of my projects are in the category of modern motorized COs, there is a new interest in utilizing my custom designs in environmental art.

Art Projects

Photo of an interior filled with an image of the outside world at an exhibit created by artist Zoe Leonard using a GTK CO

Photographers and environmental arts professionals are exploring how to use specialized lenses to capture, project and display exterior views inside a viewing area.

Altadena, California

A fully adjustable 6-inch f/15 instrument with a custom eyepiece viewer was completed in Altadena, CA for a private customer

New York City

Photo of turret of the George T. Keene designed and built New York City camera obscura installed for a private individual.

This 8-inch f/17 was built for Charles Schwartz in New York City.

Griffith Observatory, Los Angeles, CA

A fully adjustable 12-inch f/25 instrument was placed in the exhibit area of the newly renovated facility of the Griffith Observatory, Los Angeles, California for its opening in 2006. The Camera Obscura is part of a larger exhibit designed to orient viewers to objects on the horizon and in the surrounding sky. This Camera Obscura, located on the roof, offers breathtaking scenic views of the greater Los Angeles Basin and the Hollywood sign from the viewing room.

Cairngorms National Park, Scotland

Photo of the GTK camera obscura was built for the University of Dundee, Scotland and installed in Cairngorms National Park mountains north of Edinburgh

An 8-inch, f/16 camera obscura was built for the University of Dundee, Scotland and installed as a public exhibit in the Cairngorms National Park mountains north of Edinburgh.

Orange County Fairgrounds, CA

An 8-inch, f/21 unit was built and erected for public use at the Orange County Fairgrounds in Southern California.