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Warning:

 

Never look at the sun with your 

telescope (or even with just your eyes) without a 
professionally made solar filter. Permanent eye damage 
or blindness could result. Young children should use 
this telescope only with adult  supervision.
Avoid using the type of solar filter that screws into 
an eyepiece. They are susceptible to cracking under 
the intense heat that builds up near the focus point, 
and could cause severe retinal damage. Use only 
the type of solar filter that covers the front of the 
telescope. Also, be sure to leave the cover caps on 
the finder scope when solar observing. Better yet, 
remove the finder scope altogether when viewing 
the sun.

Figure 1. 

The 90mm f/10.1 refractor.

Dew/Glare shield

W

elcome to a new world of adventure! Your Orion 90mm f/10.1 Refractor is a fine-quality instrument designed for both daytime 

terrestrial viewing and nighttime stargazing. This versatile scope will provide many hours of enjoyment for the whole family.

 

These instructions will help you set up and properly use and care for your telescope. Please read them over thoroughly before 
getting started.

Parts list 

Qty. Description

Optical tube assembly

25mm Sirius Plössl eyepiece (36x)

10mm Sirius Plössl eyepiece (91x)

45° Correct-image diagonal, 1.25" 

6x26 Correct-image finder scope

Finderscope bracket with O-ring

Dovetail tube ring mounting plate

Tube rings with mounting hardware

Objective lens cap 

Tube rings

Finder scope 

bracket

Finder scope

Eyepiece (25mm)

Correct-image diagonal

Focus wheels

Dovetail tube ring mounting plate

Содержание 90mm f/10.1 refractor

Страница 1: ...r Support 800 676 1343 E mail support telescope com Corporate Offices 831 763 7000 89 Hangar Way Watsonville CA 95076 instruction Manual Providing Exceptional Consumer Optical Products Since 1975 Orion 90mm f 10 1 Refractor 9190 ...

Страница 2: ...m f 10 1 refractor Dew Glare shield Welcome to a new world of adventure Your Orion 90mm f 10 1 Refractor is a fine quality instrument designed for both daytime terrestrial viewing and nighttime stargazing This versatile scope will provide many hours of enjoyment for the whole family These instructions will help you set up and properly use and care for your telescope Please read them over thoroughl...

Страница 3: ...45 correct image diagonal into the focuser draw tube and secure it with the knurled thumbscrew on the drawtube Then insert the 25mm Sirius Plössl eyepiece into the diagonal and secure it in place with the thumbscrews on the diagonal Always loosen the thumbscrews before rotat ing or removing the diagonal or an eyepiece Mounting the Telescope The 90mm refractor can be easily mounted on altazimuth mo...

Страница 4: ...turns for now Refocus the finder scope on a distant object by threading the objective lens cell in or out of the finder scope body Precise focusing will be achieved by focusing the finder scope on a bright star Once the image appears sharp retighten the lock ring behind the objective lens cell The finder scope s focus should not need to be adjusted again Terrestrial Viewing Many people enjoy using...

Страница 5: ...e not nor mally visible in the sky at one time but chances are one or two of them will be D Stars Stars will appear like twinkling points of light in the tele scope Even the largest telescopes cannot magnify stars to appear as anything more than points of light You can however enjoy the different colors of the stars and locate many pretty double and multiple stars The famous Double Double in the c...

Страница 6: ...uid Any quality optical lens tissue and cleaning fluid specifically designed for multi coated optics can be used to clean the telescope s objective lens as well as the lenses of the eye pieces and finder scope Never use regular glass cleaner or cleaning fluid designed for eyeglasses Before cleaning with fluid and tissue blow any loose particles off the lens with a blower bulb or compressed air or ...

Страница 7: ...tive provided it is returned post age paid to Orion Warranty Repair 89 Hangar Way Watsonville CA 95076 Proof of purchase such as a copy of the original receipt is required This warranty does not apply if in Orion s judgment the instrument has been abused mishandled or modified nor does it apply to normal wear and tear This warranty gives you specific legal rights and you may also have other rights...

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