OPT is the premiere retailer of astronomy equipment in the US. Selling amateur astronomers and professional institutions access to the universe both online and in store. Boasting a wide range of clientele such as NASA, JPL, MIT, Google, Microsoft, and The U.S. Air Force, OPT has the experience and knowledgable staff to outfit any astronomy need. Founded in 1947 by Don Penning, Flying Tiger WWII Pilot as Oceanside Photographic Center and later purchased in 1974 by Craig Weatherwax as Oceanside Photo and Telescope, OPT is now owned and operated by Ginny St. Lawrence and Dustin Gibson (as of Sept. 2016). OPT has continued to grow and expand our astronomical footprint. OPT sells everything except the dirt" to build a personal or professional observatory. From architecture, planning, equipment (including domes, mounts, telescopes, CCD cameras, eyepieces and more) to installation and onsite training, we are with you every step of the way. Whether it's a complete observatory or an individual eyepiece, no job is too big or too small for the knowledgeable sales staff at OPT. Contact at 800-483-6287 (M-F 8a-7p PT, Sat 10a-5p, Sun 12p-5p), email anytime opt@optcorp.com or visit OPT online www.optcorp.com"