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Meade ETX-90AT

User Manual

Operating manual
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Features

Meade ETX90AT

Specifications

Optical design: Maksutov-Cassegrain
Primary mirror diameter: 96mm (3.78")
Clear aperture: 90mm (3.5")
Resolving Power (arc secs.): 1.3
Focal length: 1250mm
Focal ratio: f/13.8
Eyepiece: Super Plossl 26mm
Maximum practical visual power: 325x
Optical tube dimensions: 4.1" x 11"
Telescope mounting: Fork type; double tine
Motor drive system: DC servo motors with encoders, both axes; 12-volts
Batteries: 8 x AA
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