Celestron PowerSeeker 70AZ Telescope PowerSeeker 40AZ Manual (English, French, - Page 2

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Table of Contents INTRODUCTION ...3 ASSEMBLY ...6 setting up the tripod ...6 attaching the telescope tube to the mount 7 moving the telescope manually ...8 installing the diagonal & eyepiece (refractor) - 60az & 70az 8 installing the diagonal & eyepiece (refractor) - 40az & 50az 8 installing the eyepiece on the newtonian 9 installing & using the barlow lens ...9 installing & using the 1.5x erecting eyepiece - 40az & 50az 9 installing the finderscope (except 40az 10 aligning the finderscope...10 TELESCOPE BASICS ...11 Image Orientation ...12 Focusing...12 Calculating Magnification ...12 Determining Field of View...13 General Observing Hints ...13 ASTRONOMY BASICS ...14 The Celestial Coordinate System...14 Motion of the Stars ...15 CELESTIAL OBSERVING ...16 Observing the Moon ...16 Observing the Planets ...16 Observing the Sun...16 Observing Deep-Sky Objects ...17 Seeing Conditions...19 ASTROPHOTOGRAPHY ...20 Short Exposure Prime Focus Photography 20 Planetary & Lunar Photography with Special Imagers 20 CCD Imaging for Deep-Sky Objects 20 Terrestrial Photography ...20 TELESCOPE MAINTENANCE...21 Care and Cleaning of the Optics...21 Collimation of a Newtonian...21 OPTIONAL ACCESSORIES...24 POWERSEEKER SPECIFICATIONS 25 2

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2
Table of Contents
INTRODUCTION
....................................................................................................................................
3
ASSEMBLY
.............................................................................................................................................
6
setting up the tripod
..............................................................................................................................
6
attaching the telescope tube to the mount
.............................................................................................
7
moving the telescope manually
............................................................................................................
8
installing the diagonal & eyepiece (refractor) – 60az & 70az
..............................................................
8
installing the diagonal & eyepiece (refractor) – 40az & 50az
..............................................................
8
installing the eyepiece on the newtonian
..............................................................................................
9
installing & using the barlow lens
........................................................................................................
9
installing & using the 1.5x erecting eyepiece – 40az & 50az
...............................................................
9
installing the finderscope (except 40az)
.............................................................................................
10
aligning the finderscope
......................................................................................................................
10
TELESCOPE BASICS
...........................................................................................................................
11
Image Orientation
...............................................................................................................................
12
Focusing
..............................................................................................................................................
12
Calculating Magnification
..................................................................................................................
12
Determining Field of View
.................................................................................................................
13
General Observing Hints
....................................................................................................................
13
ASTRONOMY BASICS
........................................................................................................................
14
The Celestial Coordinate System
........................................................................................................
14
Motion of the Stars
.............................................................................................................................
15
CELESTIAL OBSERVING
...................................................................................................................
16
Observing the Moon
...........................................................................................................................
16
Observing the Planets
.........................................................................................................................
16
Observing the Sun
...............................................................................................................................
16
Observing Deep-Sky Objects
.............................................................................................................
17
Seeing Conditions
...............................................................................................................................
19
ASTROPHOTOGRAPHY
.....................................................................................................................
20
Short Exposure Prime Focus Photography
.........................................................................................
20
Planetary & Lunar Photography with Special Imagers
......................................................................
20
CCD Imaging for Deep-Sky Objects
..................................................................................................
20
Terrestrial Photography
......................................................................................................................
20
TELESCOPE MAINTENANCE
............................................................................................................
21
Care and Cleaning of the Optics
.........................................................................................................
21
Collimation of a Newtonian
................................................................................................................
21
OPTIONAL ACCESSORIES
...............................................................................................................
24
POWERSEEKER SPECIFICATIONS
.................................................................................................
25