Quote:
Originally Posted by jaapv
It is not the sharpness of your eyes,which is the thing that your optometrist tests, it is a thing called vernier acuity that is at the basis of RF focussing. (Not that that is wholly dissociated from sharpness and astigmatism.)If that is off a little the error may be magnified - by the magnifier  And yes, the magnifier changes the strength of the viewfinder ocular by 0.5 dioptre. It could just "push you over the edge of unsharpness"
In other words: it aint that simple....
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Ahh--no wonder I love the magnifier with the M8. My optometrist said I need the very smallest bit of + diopter for my eyes
When the M8's RF is aligned, I find the RF mechanism superior to any AF I've used to date, including moving subjects. When I'm really tired, though, the AF comes out (except in low light--the M8 is still better).
On the DMR, it's been a real struggle for me to get good focus without stopping down a lot.
The Brightscreen screen and magnifier were, in a word, terrible. The basic DMR screen not any better; I bought a new screen from Leica on Rob S.'s recommendation and it's much better, though I wish there was a magnifier as good as the DMR as for the M8.
I'm currently getting all my R lenses checked (right now the best is the 100 APO macro), and since I have a ton of shooting to do in the next months, I'm hoping I get this solved, since I'm ever more in love with the DMR files (and love using the M8 and DMR together, because they look so similar when processed
