Harbor Freight Tools 90750 User manual

TELESCOPE
50X TO 100X MAGNIFICATION
ASSEMBLY AND OPERATING INSTRUCTIONS
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our Web site at http://www.harborfreight.com
Copyright © 2003 by Harbor Freight Tools®. All rights reserved. No portion of
this manual or any artwork contained herein may be reproduced in any shape
or form without the express written consent of Harbor Freight Tools.
For technical questions and replacement parts, please call 1-800-444-3353
90750

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Specifications
Save This Manual
You will need the manualfor the safety warnings and precautions, assembly instructions,
operating and maintenance procedures, parts list and diagram. Keep your invoicewith this
manual. Write the invoice number on the inside of the front cover. Keep the manual and
invoice in a safe and dry place for future reference.
Safety Warnings and Precautions
WARNING: When using product, basic safety precautions should always be followed
to reduce the risk of personal injury and damage to equipment.
Read all instructions before using this product!
1. Keep work area clean. Clutteredareas invite injuries.
2. Observe work area conditions. Don’t expose to rain.
3. Keep children away. Do not let them handle the Telescope without adult
supervision.
4. Store idle equipment. When not in use, products must be stored in a dry location to
inhibit rust. Always lock up products and keep out of reach of children.
5. Use the right product for the job. Do not attempt to force a small product to do the
work of a larger industrial product.There arecertain applications for which this
product was designed. Do not modify this product and do not use this product for a
purpose for whichit was not intended.
6. Do not overreach. Keep proper footing andbalance at alltimes.
7. Maintain products with care. Keep products clean for better and safer
performance. Follow instructions for changing accessories. The Telescope must be
kept clean, dry, and free from oil and grease at all times.
8. Stay alert. Watch what you are doing, use common sense. Do not operate any
product when youare tired.
Dimensions 28-1/8” L x 2-1/2” OD
Tripod Base Dimensions 31” x 31” X 31”
Maximum Height 51-1/8” Tall (Scope parallel to the floor)
Spotting Scope 3X
LensAperture 5-3/16” (approx.)
Eyepiece Size 1” Diameter
Focus Adjustment Rack and Pinion
Weight 2.20 Lbs.
Features: Lens Cap and two Eyepieces ( 1@ 50X and 1 @ 100 X)
NOTICE: This is an astronomical telescope. The image as viewed is inverted. It is not meant for use as a
spotting scope.

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9. Check for damaged parts. Before using any product, any part that appears
damaged shouldbe carefully checked to determine that it will operate properly and
perform its intended function. Check for alignment and binding of moving parts; any
brokenparts or mounting fixtures; and any other conditionthat may affect proper
operation. Any part that is damaged should beproperly repairedor replaced by a
qualifiedtechnician.
10. Replacement parts and accessories. When servicing, use only identical
replacement parts. Use of any other parts will void the warranty. Only use accessories
intended for use with this products.Approved accessories areavailable from Harbor
Freight Tools.
11. Do not operate tool if under the influence of alcohol or drugs. Read warning
labels if taking prescription medicine to determine if your judgment or reflexes are
impaired whiletaking drugs. If there is any doubt,do not operate the Telescope.
12. Maintenance. For your safety, service and maintenance shouldbe performed
regularly by a qualified technician.
13. Observe viewing conditions. Never look directly at the sun with the Telescope.
Looking at the sun may causepermanent eye damage.
Warning:Thewarnings,cautions,and instructionsdiscussedin thisinstructionmanual
cannot cover all possible conditions and situations that may occur. It must be under-
stood by the operator that common sense and caution are factors which cannot be
built into this product, but must be supplied by the operator.
Unpacking
When unpacking, check to make sure the parts listed on page 5 areincluded. If any parts
are missing or broken, please callHarbor Freight Tools at the number on the cover of this
manual as soonas possible.
Maintenance
1. Clean the lenses with professional lens paper. Never touch the lens with your fingers or
any other material. Lenses scratch easily.
2. Always keep the ObjectiveCover and the SpottingScope Covers on when not in use.
3. Store the Telescope in a dry , chemical free location. Never store the Telescope in the
direct sunlight or it may be permanently damaged.
4. Wipe down the Telescope body with a lint free cloth.

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Assembly
FIGURE 1
1. Thread the Body (1) to the Tripod (6) using the Body Connecting Screw(10).
See FIGURE 1.
Body Connecting Screw (10)
2. Attach the Spotting ScopeBracket (13) to the Body (1) with the two Chrome Nuts. Make
sure the longer end of the Spotting Scope (2) is pointed toward the front of the Telescope.
Refer to the Assembly Drawingon page 5.
3. Attach theDiagonalEyepieceHolder(3) tothe FocusTube(11)by inserting andtightening
the Diagonal Screw (14) to securely hold it in place. Refer to theAssembly Drawingon page
5.
4. Place eitherone of theEyepieces(7)(50Xor100X) into theDiagonalEyepiece Holder (3),
and tighten the Eyepiece Screw(12). Operation
1. Place the Telescopeon a stableplatform or on flat,levelground.
2. Remove the ObjectiveCover (9) andSpotting Scope Covers and set aside.
3. Turn the Angle/Bearing Adjusting Lever (5) counterclockwise to loosen it and allow the
Telescope to be angled to the desired location. Look through the Spotting Scope (2) to find
the general area you wish to view. Tighten the Angle/BearingAdjusting Lever (5) when you
determine you arein the correct viewingarea.
4. Look through the Eyepiece (7)andturn theFocusKnob(4) very slowlyandgently to focus
in an object. Be very patient while attempting to focus in objects in the night sky.
Note: This Telescopewill not view an object clearly unless it is a minimum of 150 feet away.
5. Replace the Objective Cover (9) andSpotting Scope Covers when finished.
WARNING! NEVER LOOK DIRECTLY INTO THE SUN WITH THE TELESCOPE.
LOOKING AT THE SUN CAN CAUSE PERMANENT EYE DAMAGE.
Body (1)
Tripod (6)

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NOTE: Some parts are listed and shown for illustration purposes only and are not available
individuallyas replacement parts.
PLEASE READTHE FOLLOWING CAREFULLY
THE MANUFACTURERAND/ORDISTRIBUTORHAS PROVIDEDTHEPARTSDIAGRAMINTHIS
MANUALAS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER NOR DISTRIBU-
TORMAKESANYREPRESENTATIONORWARRANTYOFANYKINDTO THE BUYERTHATHE
OR SHE IS QUALIFIEDTO MAKEANY REPAIRS TO THE PRODUCT ORTHAT HE OR SHE IS
QUALIFIED TO REPLACE ANYPARTS OF THE PRODUCT. IN FACT, THE MANUFACTURER
AND/ORDISTRIBUTOREXPRESSLYSTATESTHATALLREPAIRSANDPARTS REPLACEMENTS
SHOULDBE UNDERTAKENBYCERTIFIEDANDLICENSEDTECHNICIANS ANDNOTBYTHE
BUYER. THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER
REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENTPARTS THERETO, ORARISING
OUTOFHIS ORHER INSTALLATIONOFREPLACEMENTPARTS THERETO.
Parts List
Assembly Drawing
Part No. Description Part No. Description
1 Body 8 Objective
2 Spotting Scope 9 Objective Cover
3 Diagonal Eyepiece Holder 10 Body Connecting Screw
4 Focus Knob 11 Focus Tube
5 Angle/BearingAdjusting Lever 12 Eyepiece Screw
6 Tripod 13 Spotting Scope Bracket
7 Eyepiece (2) 14 Diagonal Screw
1
2
34
5
6
7
8 9
10
11
12
13
Chrome Nut
14
Spotting Scope Cover