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Telephone or Fax
215-947-5571

Address
2450 Huntingdon Pike
Huntingdon Valley, PA 19006

Email ogsmail@opticalguidancesystems.com
pdf_iconOGS now has available specification sheets for most of our product offering. We invite you to email us and request information on a specific instrument or system.

Or if you provide us with your performance requirements, then our staff will be pleased to make available the telescope system specifications that best meet your needs.

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APOD
Astronomy Picture of the Day
Dust of the Orion Nebula

What surrounds a hotbed of star formation? What surrounds a hotbed of star formation?


Lunation

Our Moon's appearance changes nightly. Our Moon's appearance changes nightly.


Comet Garradd and M92

Sweeping slowly through the constellation Hercules, Sweeping slowly through the constellation Hercules,


Inside the Eagle Nebula

Inside the Eagle Nebula Inside the Eagle Nebula


La Silla Star Trails North and South

Fix your camera to a tripod and you can record graceful Fix your camera to a tripod and you can record graceful


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