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Celestron ASTROMASTER EQ User Manual

Celestron ASTROMASTER EQ
140 pages
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INSTRUCTION MANUAL
Models #21062, 21064, 31035, 31042, 31045, 31051
(70EQ, 90EQ, 76EQ, 114EQ, 130EQ, 130EQ-MD)
ENGLISH

Table of Contents

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Celestron ASTROMASTER EQ Specifications

General IconGeneral
Optical DesignRefractor
Aperture70 mm
Focal Length900 mm
Focal Ratiof/13
Mount TypeEquatorial
TripodAluminum
Eyepiece 120 mm
Magnification 145x
Eyepiece 210 mm
Magnification 290x
FinderscopeStarPointer

Summary

SOLAR WARNING

WHAT'S IN THE BOX

ASSEMBLING YOUR TELESCOPE

Tripod and Equatorial Mount Setup

Instructions for assembling the tripod and attaching the equatorial mount.

Counterweight and Slow Motion Controls

Installing counterweights and slow motion control knobs.

Telescope Tube and Diagonal Attachment

How to attach the telescope tube and erect image diagonal.

Eyepiece and Finderscope Installation

Steps for installing eyepieces and the StarPointer finderscope.

Finderscope Battery and Telescope Movement

Replacing the finderscope battery and moving the telescope.

Finderscope Alignment and Telescope Balancing

Aligning the finderscope and balancing the telescope.

POLAR ALIGNMENT

Setting Mount Latitude

How to adjust the mount's latitude to your geographical location.

Aligning to True North

Methods for finding north and aligning the telescope's polar axis.

CELESTIAL OBSERVING TIPS

First Observation: The Moon

A guided walkthrough for observing the Moon for the first time.

Magnification and Field of View

Understanding how magnification and field of view affect observations.

Observing Planets and Deep-Sky Objects

Tips for observing planets and deep-sky celestial objects.

Optimizing Observing Conditions

Advice on sky conditions, site selection, and timing.

Telescope Cooling and Eye Adaptation

Procedures for cooling the telescope and adapting eyes for observation.

Observing Equipment and Star Hopping

Essential equipment and methods for locating faint deep-sky objects.

TELESCOPE CARE AND CLEANING

Cleaning Optical Surfaces

Proper procedures for cleaning telescope lenses and mirrors.

COLLIMATION OF NEWTONIAN TELESCOPES

Aligning Secondary and Primary Mirrors

Procedures for aligning the secondary and primary mirrors.

Using Setting Circles for Object Location

Guide on how to use setting circles to locate celestial objects.

WARRANTY AND SUPPORT

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