1. Manuals
  2. Brands
  3. Bushnell Manuals
  4. Telescope
  5. Northstar 78-7830
  6. Instruction manual

Bushnell Northstar 78-7830 Instruction Manual

Bushnell performance optics instruction manual telescope 78-7830
Hide thumbs

Advertisement

Table of Contents

Lit. #: 91-0219/03-01
78-7860 60mm Refractor
COMPUTERIZED STAR LOCATOR
78-7880 80mm Refractor
Instruction
Manual
78-7830 3" Reflector
78-7845 4.5" reflector

Advertisement

Table of Contents
loading

Related Manuals for Bushnell Northstar 78-7830

Summary of Contents for Bushnell Northstar 78-7830

  • Page 1 Lit. #: 91-0219/03-01 78-7860 60mm Refractor COMPUTERIZED STAR LOCATOR 78-7880 80mm Refractor Instruction Manual 78-7830 3” Reflector 78-7845 4.5” reflector...

  • Page 3: Where Do I Start

    Where DO I START? Your Bushnell telescope can bring the wonders of the universe to your eye. While this manual is intended to assist you in the set-up and basic use of this instrument, it does not cover everything you might like to know about astronomy. Although...
  • Page 4 78-7860 60mm Refractor Parts Diagrams 78-7880 80mm Refractor I M P O RTA N T: READ T H R O U G H A S S E M B LY INSTRUCTION BEFORE YOU A S S E M B L E YOUR T E L E S C O P E .
  • Page 5 1. Wide Field Finderscope 2. 1.25" Format Eyepiece 3. Penta Mirror 4. Rack and Pinion Focusing Mechanism 5. Accessory Tray Brace Parts Diagrams (Continued) 78-7830 3” Reflector 78-7845 4.5” reflector Quick-Release Tripod Leg Lever Quick-Release Accessory Tray Onboard Computer Main Telescope Tube...
  • Page 6 Quick Assembly Diagram 78-7860 60mm Refractor 78-7880 80mm Refractor...

  • Page 7: Parts List

    Quick Assembly Diagram Parts List • 20mm 1.25" Diameter Eyepiece • 4mm 1.25" Diameter Eyepiece • Barlow Lens • Erecting Lens (not included with model 78-7830) • Penta Mirror (not included with model 78-7830) 78-7830 3” Reflector 78-7845 4.5” reflector...
  • Page 8 (See Quick Assembly Diagram) 3. Position Main Telescope Tube Attachment Bolts through Telescope Tube Bracket at the top of the N o r t h s t a r Computerized Star Locator A s s e m b l y. Make sure the telescope is pointing in the correct direction. (Logo on telescope tube should be right side-up.)

  • Page 9: Selecting An Eyepiece

    Field Finderscope are precisely centered on the same object already centered in Main Telescope Tu b e ’s field of view. N o w, objects located first with the Wide Field Finderscope will be centered in the field of view of the main telescope.
  • Page 10 Saturn, Mars, Jupiter, and Venus are good second steps to take. 2. The first thing you need to do after assembling the telescope as planned is center the desired object in the finderscope’s cross hairs. Provided you did a reasonable job aligning the finderscope, a quick look through the main telescope tube at low power should reveal the same image.

  • Page 11: Helpful Hints

    HELPFUL HINTS 1 . Your telescope is a very sensitive instrument. For best results and fewer vibrations set your telescope up on a level location on the ground rather than your concrete driveway or your wooden deck. This will provide a more stable foundation for viewing, especially if you’ve drawn a crowd with your new telescope.

  • Page 12: Button Functions

    Northstar Computer Interface Diagram Computer Link Scroll Up Button Scroll Down Button Back Button Enter Button LCD Display On/Off/Dim Button Battery Cover Door Battery Cover Set Screw Back Button: This button functions to navigate to the previous level within the operating framework and/or back to the previous level of input.
  • Page 13 I d e n t i f y : The Identify Mode of Northstar provides the ability to Identify any object within your telescope field of v i e w. Subcategories for different classes of identifiable objects are included as well as an Identify Any option.
  • Page 15 Then the default menu will appear: This mode assumes that even if the telescope user is a first time user and does not know anything about astronomy that they can be successful aligning the telescope in a few simple steps.
  • Page 16 A L I G N M E N T W I L LA U TO M AT I C A L LY BE REFINED AS WE PROGRESS. S T E P 4: POINT NORTH After choosing the city, the display will read: You would then point the telescope in the direction of North and press ENTER.
  • Page 17 ALIGNING NORTHSTAR FOR THE FIRST TIME (Continued) NOTE: THE USER WOULD JUST H AVE TO GET THE TELESCOPE POINTED RELAT I V E LY CLOSE TO N O RTH. THE A L I G N M E N T W I L L BE REFINED AS WE PROGRESS. HOWEVER, IF YOU CAN FIND T H E BIG DIPPER AND USE THE "POINTER STARS", FOLLOW THE ARROW ON THE ABOVE DIAGRAM TO...
  • Page 18 Select EXPLORE by pressing ENTER. SCROLL UP and DOWN to see what flashing menu choices you have. I always choose PLANET. These are the most interesting. Even if you are a first time telescope user, PLANET objects can be very exciting. Press ENTER when the display reads: This will take you into a list of named PLANETobjects.
  • Page 19 By selecting this option with the ENTER key, it will IDENTIFYthe object that you are currently viewing OR the closest object to where your telescope is currently pointed. You also have the options to choose other types of IDENTIFY menus. These will IDENTIFY the closest CLUSTERS, NEBULAS, etc. to your current telescope position.

  • Page 20: Catalog Index

    Catalog Index The following appendix information is more thorough information than that listed in the main instruction manual. For sake of space, the complete 20,000 object catalog is not listed. However, we have included the entire star list and the entire Messier object lists for your information.

  • Page 21: Constellation Abbreviations

    Catalog Index CONSTELLATION ABBREVIATIONS Andromeda (And) Antila (Ant) Apus (Aps) Aquarius (Aqr) Aquila (Aql) Ara (Ara) Aries (Ari) Auriga (Aur) Bootes (Boo) Caelum (Cae) Camelopardis (Cam) Cancer (Cnc) Canes Venatici (CVn) Canis Major (CMa) Canis Minor (CMi) Capricornus (Cap) Carina (Car) Cassiopeia (Cas) Centaurus (Cen) Cepheus (Cep)
  • Page 22 NAME - NAME RA - RIGHT ASCENSION (hours min.min) DEC - DECLINATION (degrees) MAG - MAGNITUDE SIZE - SIZE CON - CONSTELLATION Messier Catalog MESSIER CATALOG M001 Crab nebula supernova remnant M002 M003 M004 M005 M006 butterfly M007 M008 Lagoon M009 M010 M011...
  • Page 23 M048 M049 M050 M051 Whirlpool M052 M053 M054 M055 M056 M057 Ring M058 M059 M060 M061 M062 M063 Sunflower M064 Black eye M065 Leo triplet M066 Leo triplet M067 M068 M069 M070 M071 M072 M073 M074 M075 M076 little dumbell M077 M078 M079...
  • Page 24 ST004 SU ST005 Ced214 ST006 3062 ST007 Alpheratz ST008 ST009 Kappa ST010 Algenib ST011 AD ST012 7 ST013 35 Psc ST014 S ST015 ST016 ST ST017 Groombridge34 ST018 ST019 Iota ST020 VX ST021 R ST022 ST023 AQ ST024 Beta ST025 ST026 Zeta ST027 Delta ST028 55...
  • Page 25 ST077 59 And ST078 Iota ST079 ST080 ST081 ST082 ST083 Mira ST084 Iota ST085 ST086 ST087 Polaris ST088 Omega ST089 30 ST090 R ST091 Gamma ST092 ST093 RZ ST094 pi ST095 Eta ST096 R ST097 ST098 Acamar ST099 Epsilon ST100 Epsilon ST101 ST102 Menkar ST103 Rho...
  • Page 26 ST150 ST151 46 ST152 Aldebaran ST153 Nu ST154 53 ST155 ST156 54 ST157 R ST158 55 ST159 Iota ST160 ST ST161 Pi4 ST162 TT ST163 Pi5 ST164 Omicron2 ST165 Iota ST166 Pi6 ST167 Omega ST168 Hinds Crimson Star ST169 ST170 ST171 ST172 Epsilon ST173 Zeta...
  • Page 27 ST223 ST224 Betelgeuse ST225 U ST226 Theta ST227 Pi ST228 ST229 ST230 TU ST231 41 ST232 SS ST233 Gamma ST234 Eta ST235 ST236 KS ST237 Zeta ST238 V ST239 Mirzam ST240 Mu ST241 8 ST242 Canopus ST243 BL ST244 15 ST245 Beta ST246 ADS5150 ST247 20...
  • Page 28 ST296 19 ST297 Gamma ST298 Sigma ST299 1093 ST300 n ST301 Castor ST302 Upsilon ST303 1121 ST304 K ST305 Procyon ST306 Kappa ST307 2 ST308 1127 ST309 1149 ST310 U ST311 Chi ST312 Dunlop59 ST313 S-h86 ST314 Zeta ST315 RT ST316 RU ST317 Epsilon ST318 Gamma...
  • Page 29 ST369 Lambda ST370 R ST371 1369 ST372 Iota ST373 Upsilon ST374 R ST375 W ST376 Y ST377 Mu ST378 h4262 ST379 Regulus ST380 S ST381 ADS7704 ST382 Zeta ST383 q ST384 h4306 ST385 Algieba ST386 Mu ST387 Mu ST388 Alpha ST389 45 ST390 Delta ST391 p...
  • Page 30 ST442 Acrux ST443 3C273 ST444 Algorab ST445 Gamma ST446 1649 ST447 24 ST448 Alpha ST449 ADS8612 ST450 1669 ST451 Gamma ST452 Porrima ST453 Y ST454 Iota ST455 Beta ST456 Mimosa ST457 32 ST458 35 ST459 Mu ST460 Delta ST461 Cor Caroli ST462 RY ST463 1699...
  • Page 31 ST515 54 ST516 Alpha ST517 1883 ST518 Mu ST519 39 ST520 58 ST521 Kochab ST522 Zubenelgenubi ST523 Xi ST524 h4715 ST525 33 ST526 Beta ST527 Pi ST528 44 ST529 Sigma ST530 Dunlop178 ST531 Kappa ST532 X ST533 1932 ST534 Mu ST535 1931 ST536 S...
  • Page 32 ST588 Mu ST589 20 ST590 RR ST591 Kappa ST592 Zeta ST593 Epsilon1 ST594 Mu ST595 Eta ST596 Rasalgethi ST597 Delta ST598 Pi ST599 36 ST600 39 ST601 Theta ST602 Rho ST603 Beta ST604 Gamma ST605 Sigma ST606 h4949 ST607 2173 ST608 Lambda ST609 Upsilon ST610 Alpha...
  • Page 33 ST661 R ST662 Beta ST663 S ST664 2404 ST665 Omicron ST666 Delta2 ST667 O 525 ST668 Sigma ST669 13 ST670 Theta ST671 ADS11871 ST672 2422 ST673 UV ST674 2426 ST675 BrsO14 ST676 h5082 ST677 V ST678 15 ST679 Gamma ST680 R ST681 2449 ST682...
  • Page 34 ST733 RT ST734 P ST735 Alpha ST736 2671 ST737 U ST738 Beta ST739 39 ST740 Peacock ST741 pi ST742 Omicron ST743 49 ST744 V ST745 Deneb ST746 52 ST747 Gamma ST748 Lambda ST749 3 ST750 S763 ST751 4 ST752 Omega ST753 Epsilon ST754 2751...
  • Page 35 ST805 37 ST806 Roe47 ST807 8 ST808 11 ST809 Beta ST810 Tau1 ST811 2947 ST812 Tau2 ST813 2950 ST814 h1823 ST815 Lambda ST816 Fomalhaut ST817 52 ST818 Scheat ST819 Dunlop246 ST820 2978 ST821 Pi ST822 Phi ST823 Psi3 ST824 94 ST825 Dunlop249 ST826 99 ST827 Z...
  • Page 36 Altitude / Azimuth Dot Matrix LCD, 2x16 character Alphanumeric Blue-Green Electroluminescent, 5-brightness levels 1m right ascension, 10’ declination 0.1º ALIGN STAR, ALIGN EARTH, ALIGN OBJECT, TELESCOPE EXPLORE, SKY TOUR, IDENTIFY 20K Object Database Complete Messier Catalog – 110 Objects Complete NGC catalog – 7840 Objects Complete IC Catalog –...

  • Page 37: Quick Reference Card

    PRESS ENTER for desired country SCROLLUP/DOWN PRESS ENTER for desired city PRESS ENTER (Make sure telescope is still level) Move telescope until display reads: By looking through the eyepiece, center the star in the field of view. PRESS ENTER Move telescope until display reads: By looking through the eyepiece, center the star in the field of view.
  • Page 38 PRESS BACK button until you get back to the main menu: SCROLLUP/ DOWN PRESS ENTER The TELESCOPE mode gives you dynamic real-time information on your telescope's current position in terms of Play around with this mode by moving the telescope around.

  • Page 39: Warranty Repair

    Your Bushnell ® telescope is warranted to be free of defects in materials and workmanship for the lifetime of the original owner. The Lifetime Limited Warranty is an expression of our confidence in the materials and mechanical workmanship of our products and is your assurance of a lifetime of dependable service.

This manual is also suitable for:

Northstar 78-7845Northstar 78-7860Northstar 78-7880

Table of Contents