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01 Aug, 2009
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How to Choose a Right Magnifier for You and Your Family
To choose the correct magnifier for the job, first determine what tools are to be used on the job; then determine the size and the character of the subject; and finally, analyze the object's surface character. Then review the following aspects of magnifiers:Number of ElementsA single lens is satisfactory for low powers. Higher power magnifiers require two or more lens elements for improved resolution and correction of chromatic or other aberrations.Working DistanceThe distance from ...