What will be coming from Canon and when ?

Started 3 months ago | Discussion thread
Colin Smith1
Regular MemberPosts: 373
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Re: What will be coming from Canon and when ?
In reply to Mikael Risedal, 3 months ago

Mikael Risedal wrote:

What will be coming from Canon?
The sensor from Canon is almost good as from Sony/Toshiba etc. Canon are little bit behind in QE with 50% compare to the best Toshiba 65% Sony 56%.
The DR problem starts when Canon reads out the signal from the sensor , Canon have long analog signal path way. And this shows at base iso with high read out noise, pattern noise banding and therefore 11-11,7 stops DR compared to others like Sony with 14 stops and even little more.
More Mp-when?


To use the latest APS line and make a 24x36mm sensor with the same structure as the 18Mp sensor in 7d will be expensive and time consuming because APS line will be occupied, Canon has no steppers, lenses to expose a 24x36mm area in one time with smaller geometry/scale as its needs for a new sensor tech as Sony, Toshiba, Panasonic with for example column wise ADC on-board the chip. Canon can stitch the sensors but also that is time consuming and costly
Canon has neither the whole assembly in house, the turn themeselves to Fujitsu
Compared to Sony who has 5-7 lines and down to 90nm (and even smaller) Canon has two older lines.
It is no coincidence that Canon tell us that it is enough with 20-22Mp when Canon has no equipment to go down in the scale/ geometry which is required if they are going to compete with new tech and higher resolution in larger sensors

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Member of Swedish Photographers Association since 1984
Canon, Hasselblad, Leica,Nikon, Linhoff, Sinar
President of IARNA International anti-banding and read out noise Association

Huh???

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Colin Smith

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