Advanced CT Laser Collimator Manual (V9.0 =OH=) Page 1 of 20
User Manual
ADVANCED CT LASER COLLIMATOR for CASSEGRAIN TELESCOPES
TABLE OF CONTENTS
Topic Page
Table of Contents ........................................................................................................................................... 1
Introduction – Thank You ............................................................................................................................... 3
CAUTIONS & NOTES .................................................................................................................................... 3
Collimation Basics .......................................................................................................................................... 3
How the Collimator Works ............................................................................................................................. 4
Overview of the Basic Co-Alignment Process ............................................................................................... 4
Basic Co-Alignment Process ......................................................................................................................... 4
Package Contents .......................................................................................................................................... 4
1.0. Setting Up the Laser Collimator on the Tripod .................................................................................. 5
1.1. Where to setup the telescope and the collimator .................................................................................... 5
1.2. Mounting the collimator on the tripod ...................................................................................................... 5
2.0. Getting Familiar with the HOTECH Advance CT Collimator ............................................................. 5
2.1. Installing the battery ................................................................................................................................ 5
2.2. Switching the laser to the correct mode .................................................................................................. 5
2.3. Rough adjustment ................................................................................................................................... 5
2.4. Using the Fine-Adjuster .......................................................................................................................... 5
3.0. Installing the Reflector Mirror .............................................................................................................. 6
3.1. Installing the Reflector Mirror into your visual back or focuser ............................................................... 6
4.0. Positioning the Laser Collimator at the Proper Distance ................................................................. 6
4.1. Determine the distance between the laser collimator and your telescope ............................................. 6
5.0. Achieving Basic Co-Alignment of the Collimator and Telescope .................................................... 6
5.1. Center Aim your Telescope to the Collimator ......................................................................................... 7
5.1.a. Alternate Method to Achieve Step 5.1, Telescope Alignment ............................................................. 7
5.2. Aim Collimator Square to the Telescope ................................................................................................ 8
5.3. Basic Co-Alignment Confirmation ........................................................................................................... 8
6.0. How to Read the Diagnostic Result on the Collimator ..................................................................... 8
6.1. Locate the three laser dots ..................................................................................................................... 8
6.2. The Reflector Mirror is not properly installed .......................................................................................... 8
6.3. The Reflector Mirror focus position is out of the telescope’s normal visual range of focus .................... 9
6.4. Your telescope is grossly out of alignment ............................................................................................. 9
7.0. Collimating the Secondary Mirror ....................................................................................................... 9
7.1. Precautions Before Collimating the Secondary Mirror ............................................................................ 9
7.2. Secondary Mirror Collimation ................................................................................................................ 10
8.0. Fine Tuning Collimation ..................................................................................................................... 10
8.1. Star test to fine tune adjustment ........................................................................................................... 10
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