How Is Chromatic Aberration MOST Often Corrected in a Modern

question 255

Multiple Choice

How is chromatic aberration MOST often corrected in a modern refracting telescope?

• A) by using a combination of two lenses made from different types of glass
• B) by painting the inside of the telescope jet black to minimize reflections
• C) by grinding the lens surfaces into a parabolic shape
• D) by using a prism to recombine the colors into white light

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