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norrad
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Re: Canon 7D


Any guesses as to the 19 pt layout?

In order to fully work with the AF assist function in the existing flashes I wonder if the current 9 pt system will be the static basis, with 10 more points added. . . .

It could of course be all new, but I think something like this is likely.


.........o.....x.....o
..........x..o..o..x
.......x...o..x..o...x
..........x..o..o..x
.........o.....x.....o

I know that may look a bit weird, but the \"x\"s are the original 9-pt pattern, and then the \"o\"s are perhaps the new points. The center six would be very similar to the 5D assist points, only moved out slightly. That would leave only 4 more new points and they make sense to me either as shown above, or moved out and towards the center to form a line with the top 2 and bottom 2 of the 6 points around the center point. This way all the flash assist pattern would mesh and we would get better coverage for tracking. However this wouldn\'t really enlarge the general AF region much.

Anyway, just a thought.

darron

ignore the periods, it took two edit attempts because it would reshuffle the spacing when I would post.



Aug 31, 2009 at 09:18 PM
norrad
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Re: Canon 7D


Any guesses as to the 19 pt layout?

In order to fully work with the AF assist function in the existing flashes I wonder if the current 9 pt system will be the static basis, with 10 more points added. . . .

It could of course be all new, but I think something like this is likely.


.........o.....x.....o
..........x..o..o..x
.......x...o..x..o...x
..........x..o..o..x
.........o.....x.....o

I know that may look a bit weird, but the \"x\"s are the original 9-pt pattern, and then the \"o\"s are perhaps the new points. The center six would be very similar to the 5D assist points, only moved out slightly. That would leave only 4 more new points and they make sense to me either as shown above, or moved out and towards the center to form a line with the top 2 and bottom 2 of the 6 points around the center point. This was all the flash assist pattern would mesh and we would get better coverage for tracking. However this wouldn\'t really enlarge the general AF region much.

Anyway, just a thought.

darron

ignore the periods, it took two edit attempts because it would reshuffle the spacing when I would post.



Aug 31, 2009 at 09:14 PM
norrad
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Upload & Sell: Off
Re: Canon 7D


Any guesses as to the 19 pt layout?

In order to fully work with the AF assist function in the existing flashes I wonder if the current 9 pt system will be the static basis, with 10 more points added. . . .

It could of course be all new, but I think something like this is likely.


.........o.....x.....o
..........x..o..o..x
.......x...o..x..o...x
..........x..o..o..x
.........o.....x.....o

I know that may look a bit weird, but the \"x\"s are the original 9-pt pattern, and then the \"o\"s are perhaps the new points. The center six would be very similar to the 5D assist points, only moved out slightly. That would leave only 4 more new points and they make sense to me either as shown above, or moved out and towards the center to form a line with the top 2 and bottom 2 of the 6 points around the center point. This was all the flash assist pattern would mesh and we would get better coverage for tracking. However this wouldn\'t really enlarge the general AF region much.

Anyway, just a thought.

darron



Aug 31, 2009 at 09:14 PM
norrad
Offline
Upload & Sell: Off
Re: Canon 7D


Any guesses as to the 19 pt layout?

In order to fully work with the AF assist function in the existing flashes I wonder if the current 9 pt system will be the static basis, with 10 more points added. . . .

It could of course be all new, but I think something like this is likely.


. o x o
. x o o x
. x o x o x
. x o o x
. o x o

I know that may look a bit weird, but the \"x\"s are the original 9-pt pattern, and then the \"o\"s are perhaps the new points. The center six would be very similar to the 5D assist points, only moved out slightly. That would leave only 4 more new points and they make sense to me either as shown above, or moved out and towards the center to form a line with the top 2 and bottom 2 of the 6 points around the center point. This was all the flash assist pattern would mesh and we would get better coverage for tracking. However this wouldn\'t really enlarge the general AF region much.

Anyway, just a thought.

darron



Aug 31, 2009 at 09:10 PM
norrad
Offline
Upload & Sell: Off
Re: Canon 7D


Any guesses as to the 19 pt layout?

In order to fully work with the AF assist function in the existing flashes I wonder if the current 9 pt system will be the static basis, with 10 more points added. . . .

It could of course be all new, but I think something like this is likely.


o x o
x o o x
x o x o x
x o o x
o x o

I know that may look a bit weird, but the \"x\"s are the original 9-pt pattern, and then the \"o\"s are perhaps the new points. The center six would be very similar to the 5D assist points, only moved out slightly. That would leave only 4 more new points and they make sense to me either as shown above, or moved out and towards the center to form a line with the top 2 and bottom 2 of the 6 points around the center point. This was all the flash assist pattern would mesh and we would get better coverage for tracking. However this wouldn\'t really enlarge the general AF region much.

Anyway, just a thought.

darron



Aug 31, 2009 at 09:08 PM





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