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They don't need to. As astronomer doesn't need to know how to repair his or her own personal telescope either. But if you're into the field, it's nice to know h
by djsumdog 7y ago
They don't need to. As astronomer doesn't need to know how to repair his or her own personal telescope either. But if you're into the field, it's nice to know how your tools work.
- cosmodisk 7y agoYou may not know how to fix it but surely you'd know they have lenses inside,right?