Then you'll probably be OK with upgrades to the 5D Mk VI but you'll have
to pass on upgrades after that... or shoot only with f/1.4 and faster
lenses. :-)
Chuck Norcutt
C.H.Ling wrote:
> Ah... you are right about the diffraction limit, if using a 400MP FF sensor
> my 28/2 will be diffraction limited even at F2.
>
> C.H.Ling
>
> ----- Original Message -----
> From: "Chuck Norcutt"
>
>> At f/11 on a full frame sensor you are diffraction limited to about 13
>> megapixels. You'll have to drop to about f/8 or even f/5.6 to resolve
>> to the level of the sensor if your lens can do it.
>>
>> Chuck Norcutt
>>
>> C.H.Ling wrote:
>>> I expected this could be your answer :-) I just too lazy to shot another
>>> F11
>>> or F16 shot. In that case you will not detect the 28mm shot's backgroud
>>> is
>>> out of focus and the 300mm shot will just look the same (serious out of
>>> focus).
>>>
>>> Even I took another F11 shot you may say my 21MP sensor is too low in
>>> resolution. I need a 400MP sensor since the COC used in the calculation
>>> should be 0.003mm not 0.03mm. A higher pixel sensor is required :-)
>>>
>>> BTW, I just put 0.003mm as COC to the calculation, the DOF of 28mm lens
>>> is
>>> still much bigger than a 280mm lens with 0.03mm COC. Or the calculator
>>> itself is wrong?
>>>
>>> I used the following data:
>>>
>>> F11, object distance 10ft, COC 0.003mm, the DOF of 28mm lens is 2.66ft
>>>
>>> F11, object distance 10ft, COC 0.03mm, the DOF of 280mm lens is 0.24ft
>>>
>>> http://www.dofmaster.com/dofjs.html
>>>
> ://lists.thomasclausen.net/mailman/private/olympus/
>> Themed Olympus Photo Exhibition: http://www.tope.nl/
>>
>>
>
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