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zoomion Gravity 150 EQ - User Manual

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Instruction Manual
Gravity 150 EQ
English version 8.2014 Rev A
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Summary

Introduction to Zoomion Gravity 150 EQ

Included Parts

Lists all accessories provided with the telescope for easier identification and use.

Getting Started and Assembly

Getting Started

Explains how the telescope aperture, mirrors, and focuser work together to provide a focused image.

Telescope Assembly Steps

Details the step-by-step process for assembling the tripod, mount, counterweight, and optical tube.

Using and Aligning the Finderscope

Aligning the Finderscope

Guides users on how to align the finderscope with the main telescope for precise targeting of celestial objects.

Celestial Objects Visible with the Telescope

Observing the Moon

Details how to observe the Moon, highlighting surface features and best viewing conditions.

Observing Jupiter

Explains what can be seen of Jupiter, including bands and moons, making it a beginner-friendly target.

Observing Saturn

Describes observing Saturn's rings, including the Cassini's division, even at moderate magnifications.

Understanding Telescope Magnification and Accessories

Calculating Magnification

Explains how to calculate telescope magnification using focal lengths of the telescope and eyepieces.

Using Barlow and Erecting Lenses

Details the function and impact of Barlow lenses and erecting lenses on magnification and image orientation.

Accessory Combination Guide

Provides a table showing suitable accessory combinations for different celestial viewing targets.

Important Safety Warning

Warns against observing the Sun without proper filters due to severe eye injury risk.

Troubleshooting and Frequently Asked Questions

Focusing Issues

Addresses problems with achieving focus and suggests checking eyepiece and object type.

Mirrored or Reversed Images

Explains that mirrored images are caused by the diagonal mirror and can be corrected with an erecting lens.

Dark or Unclear Images with Barlow Lens

Discusses how atmospheric conditions and high magnification can affect image brightness and clarity.

Telescope Compatibility and Photography

Covers compatibility with other eyepieces and tips for basic astrophotography with a smartphone.

Observing Stars and the Sun

Explains that stars appear as points and emphasizes the absolute necessity of solar filters for sun observation.

Troubleshooting No Image

Addresses scenarios where no image is visible, suggesting checks for dust caps and observing conditions.

zoomion Gravity 150 EQ Specifications

General IconGeneral
TypeReflector
Aperture150 mm
Focal Length750 mm
Focal Ratiof/5
Mount TypeEquatorial
Optical DesignNewtonian
Finderscope6x30
Eyepieces Included10mm, 25mm

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