Understanding AF and MF: focusing aids tested | Ming Thein
Right after the question of ‘what X should I buy?’ comes ‘how do you manually focus your lenses?’ in popularity. Unfortunately, it’s not possible to dismiss everything under the sufficiency banner; contrary to the trends in image quality, we’ve gone the opposite direction away from sufficiency. There used to be a time when viewfinders were actually very good for acquiring focus manually; there was no choice because there was simply no other way to focus, either. That required a few things: firstly, a focusing screen with adequate coarseness (sometimes also referred to as ‘snap’); the same distance between flange and focusing screen and flange and imaging plane; adequate magnification, and fast lenses – to compensate for the coarseness of the focusing screen making it somewhat dark. Looking through the viewfinder of an F2 or a Hasselblad is a revelation compared to the drinking straws of modern finders. It seems we barely have the latter these days. So what can we do? ……
Source: blog.mingthein.com
Fuji X-T1 Graphite Silver
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