About the MAS Membership Information MAS Observatory  • A-Scope  • B-Scope  • Albrecht Observatory  • D-Shed  • Zemlock Scope  • Tagney Observatory  • Z-two Scope  • Portable Scopes Observing Information Variable Stars/Exoplanets Special Projects Special Events Astronomy Links Astronomy Vendors MAS Personal Sites MAS Showcase MAS Archives Close-up of the Portable Telescopes Portable Telescopes There are a number of portable telescopes at the observatory available for use. Nine 10 inch, f/5.6, fork mounted, Newtonian "portascopes" are used at the observatory as well as on our grazing occultation expeditions. A number of smaller scopes and binoculars are also available. Get Your Own Visitor Globe!