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Magnus 65ED / 66ED / 

80ED  Telescope

Operating 

Instructions

WARNING!

DO NOT USE THIS TELESCOPE UNDER ANY 

CIRCUMSTANCES TO DIRECTLY VIEW THE SUN.

IT COULD CAUSE SERIOUS INJURY OR BLINDNESS.

Congratulations on your purchase of a BARSKA Magnus Refractor Telescope. Please read the 

following instructions. With proper care and use of this instrument, you will be assured of many 

years of enjoyable viewing.

MOUNTING YOUR TELESCOPE TO A TRIPOD 

A stable tripod or mount is recommended for optimal viewing. This includes a high quality 

photographic tripod such as BARSKA's Model AF10738 Professional Tripod,

a German Equitorial mount which is designed for astronomical use and

includes precise tracking of celestial objects or an Altitude/Azimuth

mount which provides precise vertical and horizontal movement of 

the telescope.

VIEWING RECOMMENDATIONS 

Remember that the Earth's atmosphere plays an important role in 

viewing conditions and only ideal viewing conditions will provide the best 

results. Additional power under less than ideal conditions will not result

in an increase in viewable detail. Lower powered eyepieces should be

used under those conditions. It's easier to locate objects by using a lower

powered eyepiece (e.g. 20x) and then zoom in by switching to a higher powered eyepiece once 

the object has been located. For more information, consult with your local Photo or Telescope 

retailer.

CAUTION:

 NEVER aim your telescope at the Sun without proper solar filters installed on the 

front of the telescope. Doing so for even a moment may permanently damage your vision. 

Proper solar filters, produced by reputable manufacturers, are designed to fit tightly over the 

front of the dew shield. Solar eyepiece filters are not considered as safe and are not 

recommended.

ERECT IMAGE DIAGONAL

Your Magnus telescope includes an erect image eyepiece diagonal. Once the eyepiece is inserted 

securely into the diagonal and you focus on an object, you will notice that the image appears 

vertically correct but is reversed horizontally. This is normal. Without the erect image diagonal 

the image would appear inverted as well. This is less of a concern when viewing celestial objects, 

however the erect image diagonal greatly aids in the viewing of land objects. 

1.

BARSKA's Model AF10738 

Professional Tripod

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