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overexposed
Jun 15, 2012 05:56:54   #
127robert
 
hi everyone... my camera is nikon d5100 w/ a kit lens of 18 to 55 i am using manual mode.. why is that if i turn on my flash the maxsitting that i can reach for shutter speed is until 1/200 even if im using my sb700 but if im not using the flash i can go further to the max like 1/4000... thats why my shot for outdoor is always overexposed so what i did is to turn off the flash.. any suggestion that i can go further than 1/200 so that i can control the ambient light and using my sb700 and my shot will not overexposed outdoor.... :)

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Jun 15, 2012 06:54:06   #
GoofyNewfie Loc: Kansas City
 
It's a limitation of the focal plane shutter.
A focal plane shutter exposes the whole sensor at one time at slower speeds and using a variable slit, only a part of the sensor at higher speeds. Evidently on your camera, that duration is anything higher than 1/200th of a second.

Leaf shuters, usually found in the lens, can sync up to the maximum shutter speed, normally 1/500th of a second. (Film point & shoots, Mamiya RB, C330, Hasselblad, View cameras...)

http://www.mir.com.my/rb/photography/fototech/focalplane/index.htm
The above link shows a horizontal shutter. Almost, if not all normal dslr cameras these days have vertical shutters.
Some cameras are capable of higher flash sync speeds by pulsing the flash. Not sure if yours can.

Here is another website and a drawing of the vertical focal plane shutter:
http://www.penmachine.com/2008/09/camera-works-shutters-flashes-and-sync



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Jun 15, 2012 07:23:47   #
GoofyNewfie Loc: Kansas City
 
Your problem...depends on what you are shooting. Can you use a reflector instead? Use a higher aperture, move the flash closer by using an extension cable.

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Jun 15, 2012 10:16:54   #
GoofyNewfie Loc: Kansas City
 
When I first started in photography, the highest flash sync speed with a focal plane shutter was 1/60th, so count yourself lucky! (and I walked a mile to school, barefoot in the snow)

Here's another link to how focal plane shutters work with electronic flash:
http://neilvn.com/tangents/2010/08/02/high-speed-flash-sync/

Cameras like the Nikon D90, D7000, D300 and above have Auto FP sync, allowing you to use those shorter shutter speeds by pulsing the flash. Canon has models that do it as well, probably not the same name.

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Jun 15, 2012 10:32:04   #
Festina Lente Loc: Florida & Missouri
 
GoofyNewfie wrote:
..(.. I walked a mile to school, barefoot in the snow)
I had to walk a mile to school, uphill, both ways. :lol:

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Jun 15, 2012 10:35:04   #
GoofyNewfie Loc: Kansas City
 
Festina Lente wrote:
GoofyNewfie wrote:
..(.. I walked a mile to school, barefoot in the snow)
I had to walk a mile to school, uphill, both ways. :lol:

You must have great quads!

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Jun 16, 2012 05:34:00   #
St3v3M Loc: 35,000 feet
 
Festina Lente wrote:
GoofyNewfie wrote:
..(.. I walked a mile to school, barefoot in the snow)
I had to walk a mile to school, uphill, both ways. :lol:


Only a mile?

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Jun 16, 2012 05:47:43   #
GoofyNewfie Loc: Kansas City
 
St3v3M wrote:
Festina Lente wrote:
GoofyNewfie wrote:
..(.. I walked a mile to school, barefoot in the snow)
I had to walk a mile to school, uphill, both ways. :lol:


Only a mile?


Backwards.

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Jun 16, 2012 06:02:10   #
mpep05 Loc: Staten Island, NY
 
Bah. You people are soft.

Try it in the fast lane of the Gowanus Expressway, with trucks whizzing by on both sides.

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Jun 16, 2012 07:18:44   #
BboH Loc: s of 2/21, Ellicott City, MD
 
GoofyNewfie wrote:
When I first started in photography, the highest flash sync speed with a focal plane shutter was 1/60th, so count yourself lucky! (and I walked a mile to school, barefoot in the snow)

Here's another link to how focal plane shutters work with electronic flash:
http://neilvn.com/tangents/2010/08/02/high-speed-flash-sync/

Cameras like the Nikon D90, D7000, D300 and above have Auto FP sync, allowing you to use those shorter shutter speeds by pulsing the flash. Canon has models that do it as well, probably not the same name.
When I first started in photography, the highest f... (show quote)


Yes, shorter but not LOnger shsutter speeds. D3 also

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Jun 16, 2012 07:54:48   #
BOB Loc: Texas
 
GoofyNewfie wrote:
When I first started in photography, the highest flash sync speed with a focal plane shutter was 1/60th, so count yourself lucky! (and I walked a mile to school, barefoot in the snow)

Here's another link to how focal plane shutters work with electronic flash:
http://neilvn.com/tangents/2010/08/02/high-speed-flash-sync/

Cameras like the Nikon D90, D7000, D300 and above have Auto FP sync, allowing you to use those shorter shutter speeds by pulsing the flash. Canon has models that do it as well, probably not the same name.
When I first started in photography, the highest f... (show quote)


now now gooofy us baby boomer NEVER walk to school and you know it hahaha much less in snow bare foot

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Jun 16, 2012 23:24:59   #
Hal81 Loc: Bucks County, Pa.
 
GoofyNewfie wrote:
It's a limitation of the focal plane shutter.
A focal plane shutter exposes the whole sensor at one time at slower speeds and using a variable slit, only a part of the sensor at higher speeds. Evidently on your camera, that duration is anything higher than 1/200th of a second.

Leaf shuters, usually found in the lens, can sync up to the maximum shutter speed, normally 1/500th of a second. (Film point & shoots, Mamiya RB, C330, Hasselblad, View cameras...)
Loved my Mamiya 330s. Sold them both for $490. when I went digital. Sometimes wish I had them back. But then again I see some on Ebay for $75.
http://www.mir.com.my/rb/photography/fototech/focalplane/index.htm
The above link shows a horizontal shutter. Almost, if not all normal dslr cameras these days have vertical shutters.
Some cameras are capable of higher flash sync speeds by pulsing the flash. Not sure if yours can.

Here is another website and a drawing of the vertical focal plane shutter:
http://www.penmachine.com/2008/09/camera-works-shutters-flashes-and-sync
It's a limitation of the focal plane shutter. br A... (show quote)

Reply
Jun 16, 2012 23:27:03   #
jeep_daddy Loc: Prescott AZ
 
I thought all the Nikons and Canons did High Speed Sync. I know that my entry level Canon T2i does it. My friend has a D3 Nikon and it does high speed sync automatically. On my Canons I must choose that option or the limit is 1/200 or 1/250 depending on which camera body I'm using.

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Jun 18, 2012 12:11:25   #
GoofyNewfie Loc: Kansas City
 
Hal81 wrote:
GoofyNewfie wrote:
It's a limitation of the focal plane shutter.
A focal plane shutter exposes the whole sensor at one time at slower speeds and using a variable slit, only a part of the sensor at higher speeds. Evidently on your camera, that duration is anything higher than 1/200th of a second.

Leaf shuters, usually found in the lens, can sync up to the maximum shutter speed, normally 1/500th of a second. (Film point & shoots, Mamiya RB, C330, Hasselblad, View cameras...)
Loved my Mamiya 330s. Sold them both for $490. when I went digital. Sometimes wish I had them back. But then again I see some on Ebay for $75.
http://www.mir.com.my/rb/photography/fototech/focalplane/index.htm
The above link shows a horizontal shutter. Almost, if not all normal dslr cameras these days have vertical shutters.
Some cameras are capable of higher flash sync speeds by pulsing the flash. Not sure if yours can.

Here is another website and a drawing of the vertical focal plane shutter:
http://www.penmachine.com/2008/09/camera-works-shutters-flashes-and-sync
It's a limitation of the focal plane shutter. br A... (show quote)
quote=GoofyNewfie It's a limitation of the focal ... (show quote)


I loved my C330's too. Tempted to get another just to hold it again. Had a 50, 80, 135,180 prism finder.
Switched to a couiple of RB's later.

BTW, Hal,
When you reply, don't put your response in the other person's text. Makes it hard/impossble to know what you wrote and what the op wrote... just add it to the bottom, after the "[/quote]"

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