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and if I dont wanna crop?


RM9

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Hy,

 

I'm relatively new to rangefinder systems, but I found that the amount of picture on my M9 beaside the frame to be quite high ( both on my 35 ASHP summicron and 90 elmarit)... That forces me to always crop the picture after to get the geometric result I've expected.

Since the "lens detection" is on auto, what excludes a bad interpretation of the len coupled to the body... Does anybody else have the same problem?

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How to put this briefly?

 

This has nothing to do with lens detection in the sense you mean. It is an inherent effect of not viewing through the lens itself as with an SLR, or a camera with an electronic viewfinder reading from the sensor.

 

Rangefinder cameras have to compensate for two things - parallax (the viewfinder sees the world from a different point in space than the lens) - and lens extension (when you focus close by moving the lens away from the film/sensor, it projects a larger image than at infinity).

 

Skipping over some intermediate details, Leica sets the framelines to be tight, so as to insure that nothing you thought WOULD be in the final picture (tops of heads, etc.) gets left out - because it can never be restored. That's the "fail-safe" approach.

 

But the flip side is that sometimes too much gets left IN.

 

If you absolutely, positively have to have perfect framing all the time for graphic reasons, you do what Pete Turner, Jay Maisel, Art Kane and others did in the early 60's - switch to SLRs as soon as they became available.

 

If you want to avoid the baggage that goes with TTL viewing (mirror slap, viewfinder blackout, bulk, weight) you learn to work around the baggage that goes with non-ttl viewing (parallax issues close up and loose framing at longer distances).

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For instance a 50 mm line. The inside corresponds to 1m distance, the outside to 2m. At infinity the edge of the image will be at about three brightline thicknesses outside the frame.

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