Thread: F-ratio myth
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Old 20-02-2018, 10:03 PM
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Atmos (Colin)
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Quote:
Originally Posted by Peter Ward View Post
The relationship is not that simple.

One can also sample appropriately with a bigger 'scope....I also suspect my view (and Stan's) is vindicated by the professional push is toward ever larger aperture optical telescopes (e.g. 30 metres) rather than trying to telecompress 4 metre class instruments.

Guess we'll have to agree to disagree.
It all depends on what it is you're trying to accomplish. The perfect example of this is with the DragonFly Project. It is the only system on Earth that can go past Mag 30 and it only uses "small" Canon lens'.
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