Meade ETX90 Observer 90mm (3.5") Telescope

Meade ETX90 Observer 90mm (3.5") Telescope


The Meade ETX90 Observer maksutov telescope is the latest development in the ETX lineup. It features a compact design and easy-to-use computerized pointing. It is lightweight so you can take it anywhere. The included red dot finder aids initial alignment.

Includes a hard carry case for the mount/optical tube and accessories, and a tripod bag for the tripod. The optical tube assembly (OTA) can be taken off of the fork mount for customization


  • Compact design for ultimate portability
  • Computerized goto mount eliminates the difficulty of locating objects
  • High magnification
  • Includes hard carrying case for tube, and bag for tripod
  • Includes "The Beginners Guide to Using Telescopes" written by our knowledgeable staff.

Telescope Specifications

  • Aperture: 90mm (3.5")
  • Focal length: 1250mm (49.2")
  • Focal ratio: f/13.8
  • Optical system: Maksutov
  • Multi-coated optics
  • 26mm (48x) and 9.7mm (129x) Plossl oculars (1.25")
  • Rear cell threaded for ETX accessories
  • Red dot finder included

Mount and Tripod Specifications

  • Dual-arm fork mount
  • Mount attaches to tripod with two thumbscrews
  • Adjustable height steel-leg tripod
  • Built-in wedge

Computer Drive Specifications

  • Audiostar Controller with over 30,000 object database and built-in speaker, flash upgradeable
  • Two line, 16 character LCD display with red LED backlight
  • 9 different slew speeds: 2x (0.008°/sec), 8x (0.033°/sec), 16x (0.067°/sec), 32x (0.13°/sec), 64x (0.27°/sec), 0.5°, 1°, 2°, max (dependent on battery power)
  • Interfaces:
    • Auxillary
    • RS-232 using the auxillary port w/ optional electronic cable
  • Autostar Suite Astronomers Edition planetarium software helps you learn the night sky and control Autostar telescopes (requires a Windows compatible PC, DVD-Rom drive)
  • Powered by 6x AA cell batteries stored internally (not included)
  • Battery Life: 20 hours (aprox)

System Specifications

  • Total weight: 8.6kg (18.9lbs)
  • Color: Blue tube, Black mount
  • Meade 1 Year Warranty