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Forum: Pentax SLR Lens Discussion 07-21-2015, 01:15 AM  
Equivalent focal length with crop factor
Posted By kh1234567890
Replies: 286
Views: 20,979
Except that if you increase the sensel size then you increase its capacitance and hence the same charge (number of incident photons) will give you a smaller voltage, so you need more gain in the ADC etc. stages resulting in more readout noise.
Forum: Pentax SLR Lens Discussion 07-18-2015, 05:50 AM  
Equivalent focal length with crop factor
Posted By kh1234567890
Replies: 286
Views: 20,979
Unless that girl has involuntarily elastic nose and ears, those shots are not the same ...
Forum: Pentax SLR Lens Discussion 07-14-2015, 05:03 PM  
Equivalent focal length with crop factor
Posted By kh1234567890
Replies: 286
Views: 20,979
Forum: Pentax SLR Lens Discussion 07-13-2015, 02:00 PM  
Equivalent focal length with crop factor
Posted By kh1234567890
Replies: 286
Views: 20,979
That's because the equivalence magic only happens when you view the picture ...
Forum: Pentax SLR Lens Discussion 07-12-2015, 01:32 PM  
Equivalent focal length with crop factor
Posted By kh1234567890
Replies: 286
Views: 20,979
:rolleyes::rolleyes::rolleyes: I love these equivalence threads ... :rolleyes::rolleyes::rolleyes:
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