Parallax Instruments, Inc. Precision astronomical telescopes and mountings Homepage About Products Testimonials Contact Bringing the planets closer Parallax Instruments, Inc., founded in 1991, is a full-time business devoted to the manufacturing of large precision astronomical telescopes, equatorial...

Parallax Instruments, Inc. Precision astronomical telescopes and mountings Homepage About Products Testimonials Contact Testimonials D. Levine, custom Newtonian rotating rings "I've been looking at and through scopes for about 27 years and have seen quite a few rotating rings but I have never seen a...

Parallax Instruments, Inc. Precision astronomical telescopes and mountings Homepage About Products Testimonials Contact Aluminum Telescope Tubes Prices Aluminum Telescope Tubing 3" OD .050" wall$6. / ft. 3" OD .065" wall$7. / ft. 4" OD .050" wall$8. / ft. 4" OD .072" wall$11. / ft. 5" OD .050" wall$...

Parallax Instruments, Inc. Precision astronomical telescopes and mountings Homepage About Products Testimonials Contact Newtonian Reflecting Telescopes Prices Complete Newtonian Optical Tube Assemblies Model PI200 8" Optical Tube Assembly, precision 2" "feather-touch" dual-speed focuser, complete$31...

Parallax Instruments, Inc. Precision astronomical telescopes and mountings Homepage About Products Testimonials Contact About Us Specializing in Rotating and Standard Hinged Rings, Large Aperture Newtonian Telescopes, Classical " Dall-Kirkham Cassegrain Telescopes, German Equatorial Mounts, Aluminum...