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Safe solar filters allow the Sun to be viewed directly, but you must be very, very sure that the filter you intend to use is safe. If you are not absolutely certain, do not use it. To be safe, a filter must reduce the amount of light reaching the eye by a factor of 100,000 or more (these are filters...

Any telescope can look at the Sun IF it has a filter that removes most of the light before it reaches your eye. If you looked directly at the Sun with a telescope, it would indeed damage your eyes! Always use a very dense solar-approved filter to filter out most of the sunlight. You should always use...