Photographed through a telescope

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Two stars that are close together are photographed through a telescope using black and white film. The black and white film is equally sensitive to all colors. Why would it be best to use large lens, and have blue stars?

Reference no: EM131059366

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Photographed through a telescope : Two stars that are close together are photographed through a telescope using black and white film. The black and white film is equally sensitive to all colors. Why would it be best to use large lens, and have blue stars?
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