Thread: Focal lenth
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Old 10-02-2014, 12:58 PM
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barx1963 (Malcolm)
Bright the hawk's flight

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Join Date: Nov 2008
Location: Mt Duneed Vic
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Quote:
Originally Posted by multiweb View Post
The first one is F/5 so it gathers light faster. You'll get a brighter picture. The second one is nearly F/10. Your view will be magnified but very dark. Cropped compared to the F/5 FOV. It's likely the F/10 view will look blurrier as well.
Are you sure that is right for visual use Marc?
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