Why Do Astronomers Use Monochromatic CCDs Instead of Color CCDs

question 98

Multiple Choice

Why do astronomers use monochromatic CCDs instead of color CCDs like your cell phone does?

• A) Color CCDs have worse angular resolution.
• B) They don't make color CCDs large enough.
• C) Monochromatic CCDs last longer.
• D) Monochromatic CCDs have smaller angular resolution.
• E) Color CCDs can't detect infrared light.

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