Celestron 21017 Manuals

Celestron 21017 Manuals

Manuals and User Guides for Celestron 21017. We have 1 Celestron 21017 manual available for free PDF download: Instruction Manual

Celestron 21017 Instruction Manual

Celestron 21017 Instruction Manual (59 pages)

6" Refractor

Brand: Celestron | Category: Telescope | Size: 1.75 MB

Table of Contents

Table of Contents
2
Celestial Photography Celestial Photography
3
The Messier Catalog the Messier Catalog
3
Introduction

4
- How to Use this Manual
  5
- A Word of Caution
  5
- Therefractor Opticalsystem
  6
- For Further Reading for Further Reading
  
  7
- Telescope Maintenance Telescope Maintenance
  
  9
  - Attaching the Accessory Tray
    10
  - Attaching the Equatorial Mount
    11
    
    Attaching the R.A. Slow Motion Knob
    12
    
    Attaching the Declination Slow Motion Knob
    13
    
    Attaching the Counterweight Bar and Counterweights
    14
  - Attaching the Telescope to the Mount
    15
  - Balancing the Telescope in R.A
    16
  - Removing the Lens Cap
    16
  - Balancing the Telescope in DEC
    17
  - Adjusting the Mount in Altitude
    18
  - Adjusting the Mount in Azimuth
    18
  - Disassembling and Transporting Your CR-150 HD
    19
  - Storing Your CR-150 HD
    19
  - Technical Specification
    19
  - Attaching the Accessories
    20
    
    The Eyepiece
    20
    
    The Star Diagonal
    20
  - Attaching the Finder
    22
  - Focusing
    22
  - Aligning the Finder
    23
  - Image Orientation
    24
  - Your First Look
    24
    
    Daytime Observing
    24
    
    Nighttime Observing
    25
  - Calculating Magnification
    26
  - Determining Field of View
    26
  - General Photography Hints
    27
  - The Celestial Coordinate System
    28
  - Motion of the Stars
    29
  - Polar Alignment
    30
  - Finding the Pole
    31
    
    Latitude Scales
    32
    
    Pointing at Polaris
    33
    
    Declination Drift
    34
    
    Aligning the R.A. Setting Circle
    35
    
    Polar Alignment Finders
    35
    
    Celestial Observing
    36
    
    Observing the Moon
    36
    
    Observing the Planets
    37
    
    Observing the Sun
    37
    
    Using the Lens Cap Aperture Stop
    37
    
    Observing Deep-Sky Objects
    38
    
    Using the Setting Circles
    38
    
    Star Hopping
    39
    
    Seeing
    41
    
    Sky Illumination
    41
    
    Transparency
    41
    
    Viewing Conditions
    41
    
    Celestial Photography
    43
    
    Short Exposure Prime Focus
    44
    
    Piggyback
    46
    
    Projection Photography
    48
    
    Care and Cleaning of the Optics
    49
    
    Optional Accessories Optional Accessories
    50
    
    Optional Accessories
    51
    
    Optional Accessories
    52
    
    The Messier Catalog
    53
    
    List of Bright Stars
    56

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