Alan Chan wrote:

--- Cornelius Nuzzlemuff III <[EMAIL PROTECTED]> wrote:
Why is it seemingly so difficult to produce a camera with a full frame (35mm)
sensor, if Pentax and many others have/will have MF digitals surely one of these
sensors could be used, even if it has to be masked?

I imagine current full frame lenses designed for film might not do well with 
full
frame digital, especially the corners of wide angles?
This issue has been discussed *a lot* on this list an other places, hasn't it?

And yes, as far as I understand, the corners/border areas is a problem; electronic sensors (or the ones currently used, anyway) are more sensitive to the "angle of incident" of the light, than traditional film is.

But, they still probably *could* use the "MF" sensors. The real issue is the price, I think. Again, this has been discussed a lot. Some argue that its always going to be prohibitively expensive - for the price range of "35mm" SLRs - to produce 35mm sensors, and that digital chips have become more affordable over the years mainly because they have become smaller, so we really want components like the CMOS/CCD sensor to be as small as possible - or something like that. I don't quite agree with that reasoning; I think we have also seen that "large" components have become less expensive over the years, and that the improvements in production techniques that allow smaller units/higher integration, have actually also made it easier to produce larger ones. However, I think it's fair to say that the price of (for instance) the sensor is always going to go up as its size increases.


- Toralf

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