Infoseite // SonyEX3 - Fast movements hold



Frage von heufti65:


Hi,
have since last week SonyPMW EX3 and the following problem or question: despite long Herumprobieren and to adjust the shutter speed mode and 1 / 2000, the camera shows no change in rapid movements (tennis). Not only the videos that the fast movements completely blurred (by the way, for all video formats - no preference whether progressive or interlaced) it shows no synonymous change when setting the shutter speed (Speed-Mode) changed. Normally, yes, the light should go away, the higher the shutter speed.
I had the idea that it is possible s.Autofokus (too slow?) And have tried it synonymous manual - all without success. Even the slow-function shows the same picture.

Has anyone already had this problem - perhaps synonymous with a Ex1?

Thanks in advance.

Space


Antwort von rush:

nabend,

Now I'm not sure, but vllt. has so synonymous with what the rolling shutter of ex1 / 3 to do? because rapid movements / pans or synonymous lateral camera rides it may be obliged to come nachzieheffekt because the cmos will not be out ...

Space


Antwort von heufti65:

Hi,
na that would be one thing if ne camera for nearly 10,000 sowas could not. But that changed when the shutter speed, the exposure does not change is quite strange, right?

Oliver

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Antwort von domain:

In a certain context are naturally exposed identical rows possible synonymous when the shutter speed was changed, namely when the camera with automatic shutter operates.
Regarding the motion blur is concerned you have a constantly Verwischungsbahnlänge fast flying tennis ball (filmed from the same distance) measured times, the need for shorter exposure times of course also be shorter.

Space


Antwort von Axel:

From their own recordings, I know that a table tennis ball (pro shot) at 25 fps on average three to four frames required to get the plate (~ 2.80 m) to cross. This makes a speed of 20m / s. In a Shutterzeit of 1/2000tel would be a tail motion blur of about 1 cm, so as good as None.

Space


Antwort von Ernesto:

Probably a consequence of the MPEG-2 Long GOP codec. GOP do not like quick movements, which has been known HDV. Tip, if you could, just movies with a normal DV-Cam, it makes Intra frame, not like the ex Inter frame shots. Then compare both recordings can post your experience here.

VG Alberto Krok

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Antwort von tommyb:

If you look in the display while you rotate Shutterzahl? Is it because the 1 / 50 or 1 / 2000 see?

If you let the shutter keys, then press again the button inside. If the Shutterzahl not visible, then adjusts the camera these cars. This applies equally for Aperture and for sharpness.

So:
Shutter button press shutter of 1 / 2000 setting and turn (again without the shutter button to press).

That was until now in the PD170 and Z1 so. Would not surprise me if when Ex3 still is.

@ Ernesto
Then he would block formation but kenie Bewegungsunschärfen;)

Space


Antwort von Axel:

"Ernesto" wrote: Probably a consequence of the MPEG-2 Long GOP codec.
"tommyb" wrote: @ Ernesto
Then he would block formation but kenie Bewegungsunschärfen;)

At a data rate of 35 Mbit, there are no blocks. It is true that Mpeg2 a little motion blur adds, but one must not forget that despite the Picture Long GoP in the first compression (or the compression v) frame by frame and then is scanned by Mpeg2 so described, that each of these Picture frames, the hypothetical perfectly describes. In 1/2000tel shutter should we expect virtually no blur.

That is why it is so, as you write: It was accidentally auto-shutter.

Space


Antwort von WeiZen:

"tommyb" wrote:
That was until now in the PD170 and Z1 so. Would not surprise me if when Ex3 still is.

And at the Z7 is so synonymous. Make whether the menu item "camera data show (in spirit) is synonymous.
Otherwise, what tommyb said.

Space



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Antwort von Jogi:

Sonyempfiehlt in the auto mode SpeedShutter off and instead "Angel 180 degrees" set and in particular if the "progressive" is being recorded!

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Antwort von Lutz Dieckmann:

Hi,

mal ne ganz so stupid answer, because that always happens to me. If the shutter has no effect, you have the shutter button s.der front on? Otherwise it is nothing.

Greeting

Lutz

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Antwort von heufti65:

Hello Lutz,
so stupid, the answer was none. The switch with the shutter on the front page was the key. Then, the shutter speed on the jog switch changed. The setting in the menu here is meaningless, it changes nothing visible - only makes the setting up then as 1 / 2000 is possible.

A better manual documentation, this confusion can not arise.

Moreover, after the problem was solved, I can only say one thing: to use many cameras, SonyZ7E, X1, Canon XM2, XL2 are in the hall with a setting of 1 / 1000 in the example 1080/25p-Modus fantastic "Einfrierbilder" succeeded. The intensity of the high-EX3 is a pleasure - especially synonymous a real help if you change the shutter speed. The sharpness of the images and the progressive processing in Premiere Pro CS3 convincing. The extra cost to the Ex1 has in everyday life for me worth. The Free Rotate at the shoulder was handy, changing the modes outside s.Camcorders a must.

Thanks for the help bezgl. the shutter speed control. That has my camcorder-Lot back into the world market. I just wanted to and could not believe that a camera in this price range that can not.

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Antwort von alfred:

"heufti65" wrote: The extra cost to the Ex1 has in everyday life for me worth.

Why? What Did the Ex3 what Ex1 (except Exchangable optics) does not?

Alfred

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Antwort von deti:

"alfred" wrote: What Did the Ex3 what Ex1 (except the Exchangable optics) does not?

This is in the specifications on the Sony page.

Deti

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Antwort von alfred:

Sure. But what is it for heufti65 so relevant? Especially when under Slahscam-EX3 camera comparison to clearly lichterschwächer than Ex1 (why always synonymous) is. See

http://www.camcorder-test.com/camcorder-what-i-cmp-u-cmd-i-view-u-mode-i-docompare-u-lang-i-de-u-id-i-42-y-63-u-name-i-SonyPMW-EX3-u-bname-i-SonyPMW-EX1-u-cmd-i-vergleich.html

Alfred

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