Infoseite // The little secret of the PMW-EX1 Optics



Newsmeldung von slashCAM:


Scoop: The little secret of the PMW-EX1 Optics of rudi - 21 Dec 2007 01:23:00
> Some people in the forum already munkeln whether our reporting on the EX1 was Sonygekauft of. This is definitely not the case, but we always come back for further details, which we want to deprive readers of course. So we can now demonstrate that the Fujinon Lens very chromatic aberrations generated aaaaaber ....



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Antwort von smooth-appeal:

So now and send us other simple software for the correction of chromatic Aberationen and we are all happy ...

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Antwort von hannes:

> However, we are always more details that we want to deprive readers of course.

I have the impression synonymous (;-)))

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Antwort von ruessel:

I would be with my XH A1 happy if there applied this technique would be synonymous. CA Color synonymous in what always bothers me and makes me extremely because of this technical error, some well filmed scenes in the trash throw. Are they due to the 1 / 2 inch chip, the CA does not auto error is smaller, because the entire image circle is larger? CA only when zooming .... I could live with this limitation.

What is with the statement that in the manual mode the gain and White Balance in the EX1 does not respond to input? What is with the presumption that a firmware change soon synonymous cheap memory cards (identical Express Card) work?

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Antwort von .sp:

... now I'm even more confused about the purchase of ex1 is concerned. Thank you for reporting this!

. sp

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Antwort von K.-D. Schmidt:

It supports only the old film-rule: do not zoom.

Greeting
KDS

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Antwort von slowmo:

I have about 1 week dez.06 shots with the canon s.gemacht and sighted. the ca's were after my feel so strongly that I acquired from the distance of the cam took. if a ex1 cac integrated, can we film only valuable because the recordings are less farbverfälscht. of the zoom is only liable filmers eh synonymous infrequently used and I could live with it.

gruß kroky

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Antwort von smooth-appeal:

So the CA with my A1 are anything but solid. Since I probably lucky. Still a shame that it is visible at all - but what kind of cam can already claim to be without this gap exist?

I know of no camera with no chromatic aberrations.

Hence, I do not understand that there are no specially developed software.

At least there are already plugins synonymous should be interesting for you, snouts - The CNR2 or Croma Noise Reduction filter for VirtualDub to good results. I will be the opportunity to test the statements of the user after the judging, but the plugins seem good service.

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Antwort von slowmo:

In another film forum, I have the EX1 was a "dream incarnate every independent filmmaker who can not afford RED" means. Then went around the pre. Meanwhile, I am convinced that I am right.
Actually, I had the A1 at sight, but really happy so I would not have become. CA to CA forth, zooming in scenic projects is rather unusual, important are the big chips and the achievable depth blur. And there is Sonyauf the right way. I buy me a lot and will have fun. (But only in the spring, when the memory sticks are cheaper).

Theo

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Antwort von WoWu:

Wen is precisely interested in the other thread are more precise information about CAC:
http://forum.slashcam.de/viewtopic.php?p=260694 # 260694

Otherwise this is nothing new, however, who hopes that, as a software update for its CCD camera to get, will have to wait long. Two conditions are necessary: CMOS LTU and the lens.
Theoretically, the correction would be synonymous during the Zoomfahrt possible ... but details .. see above.

And what is the way, with the other "quirks"? I think because s.die only MPEG artefacts in the picture ... ?

Theo ... with the hope of cheap chips from the corner store, I would slightly dampen synonymous, because the required software to flash at least as proprietary that it only by the Manufacturer will. And why should the tolerable addition to the merit renounce?
Quite the contrary. Flash can be, depending on the intensity of use an expensive fun, because contrary to popular opinion, Flash is "consumed" and because we do not like in the picture occasionally Picture record, but 25 or 50 frames per second, this is of course a bit faster than the cameras.

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Antwort von Eva:

"WoWu" wrote: ... because contrary to popular opinion, Flash is "consumed" and because we do not like in the picture occasionally Picture record, but 25 or 50 frames per second, this is of course a bit faster than the cameras.

As I understand it is not important how many frames per second to be written, but how often the card (or certain areas of the map) with the available re-write rate is described. Whether 3 images per second with its Stillcam or 25/50 with its Videocam.

Ne 16 GB card can hold 50 min in 35x mode. Equivalent to almost a mini-DV cassette of 60 min. Under the assumption that such a map 1000 times can be described (which is probably more pessimistic estimate is), I come with my personal recording volume to a decades-long use.

And what then, this is currently the subject of speculation and wild ideas. Then I have the card may be in the Sondermüllkontainer Schmeisser, but I have Kopfverschleiss Not once, in a small Electromagnetic with some meters per second s.einer band broke surface rubs. And I must then the drive is not much money to clean or even replace it. From the intermediate stress with dust and the dropouts (on with the release of the FX1 sometimes almost hysterical discussions was) not to speak.

Memory cards are for me the future. Scheller workflow, no mechanical problems. Easy.

And the costs? Previously, the value loss of memory was less by their wear, as by the fact that the price per storage unit constantly decreasing. Moore sends his regards. My first card with 64 MB of me before the turn of the millennium nearly 150 euros. I use them no longer. Not because she has broken bodies, but because I now for the same price can buy capacity, to the powers of ten higher.

In short: To make me wear no Kopp. Those things are cheaper, I am convinced.

Gruss Eva

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Antwort von eva:

Ah, I have an argument for forgetting maps: flexibility. The possibilities between different frame rates and allowances to any change, I tape with no or very limited. Disc is better here, but has also synonymous mechanical problems.

Gruss Eva

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Antwort von WoWu:

@ Eve

Before is a misunderstanding arises, I see the flash card as progress quite synonymous, but often I find the idea that somewhere a cheap card purchases, they reinsteckt and that's it.
Ind it is not. which begins with the mask fabrication error and ends with the memory management, because every few seconds the files be closed.
In between are many controlled processes. Quite aside from that synonymous logistics mostly on several cards is, at least when it comes to a different temporal resolution comes. These processes but all come from the manufacturer ... So why should the sale of profit miss.

And in terms of the read-write cycles, you have it not with a big file to do ... You must you a look at what it s.Schreib and Lesearbeit is going on.
Unlike in the IT, where data is repeatedly Fehlererkenung, should be demanding real-time data cache until the V-operation is ... parallel, the current still image data stored in other files and the bus speed is determined by the register and the contents of the data sets of Picture ...
The way electrons can in any floating-gate stuck and the more areas you repeatedly ansprichst, the greater is the amount of targeted Gates. Of course you have legislation that only happens when you delete, then move through a cycle .. Let us hope that the Schedular cleverly written.

And the advantage of Moore, we will at best in the share prices of the manufacturer to find. If he is not re-adjusted when he doubling of annual to 2-year avoided. But he himself says so synonymous already predicting the end of its advance.
Woll'n we hope that by then the more powerful chips in the price fall and the Sony's of this world and the Panas synonymous s.ihre customers.

But, as I said, I think Flash in the mating Filecontainern synonymous with not so bad. As a P2, I found it somewhat annoying slow.
But time is so lucky to not breastfeeding.

Schönes Wochenende

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Antwort von WoWu:

... ah, now I have the flexibility synonymous with forgetting.
Why you should tape when not in the formats can switch?
The camera flash makes for an equally reset, as with tape ...
Korrigier me, but there's a difference in the EX1?
We have long been our productions in addition to 25 and 30 for the international evaluation done and blithely (tape) mode, because we are already in post have gebatched ... Sure, always reset the annoying, but this is no different.

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Antwort von Panatec:

Quote: Why you should tape when not in the formats can switch?

Sorry if I einklinke, but this is likely to be obvious: Because I have to tape a (fairly) have fixed data rate. Therefore I can not as readily with 2 frames per second. In contrast, zero flash Problemo ...

Gelmo

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Antwort von WoWu:

Oh, understand, I had to switch the format-related, that is, between 25p and 50p and 25 and 30, because it goes smoothly.
Lag as my mistake?

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Antwort von WoWu:

... but, strictly speaking, there is indeed nothing else, because it is the data stream with CBR rather no preference, how much pictures I ggf "stuff". !?
For where is the difference between 25 and 30 .... and 25 and 2? (now say no 18) ...

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Antwort von Mark1RS:

"WoWu" wrote:
Theo ... with the hope of cheap chips from the corner store, I would slightly dampen synonymous, because the required software to flash at least as proprietary that it only by the Manufacturer will.

It was already clear to me, but since the EX1 of the announced 7500 ¬ Introduction shortly after a good jump to the bottom has made, I hope the same for the chips. And since the Panasonic P2 cards cheaper makes, I hope for the best. And cheap chips from the corner store? Neee, I have with the DVD media, as I am healed.

Merry Christmas!
Theo

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Antwort von WoWu:

Theo,
I hope your being, of course, synonymous support. And you never know, sometimes miracles happen yet, at the latest when the first factories in China, drive up their production .... -smile -

Happy Christmas

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Antwort von roedely:

[quote = "Anonymous"] "WoWu" wrote:
And cheap chips from the corner store? Neee, I have with the DVD media, as I am healed.
Theo


At least for flash memory, I have relevant experience, but more or less for many electronic components (especially synonymous CCDs) are expected to:
A simple consumer Cam came with one of the memory size is small memory clear. But when I four times with a large memory card to upgrade, was nothing. A four-card size from another manufacturer was ok.
A little later, I then by chance a light on what could be the reason: the memory card in an MP3-compatible card reader fitted, with the battery as a player was to be used fairly. Used Batteries, however, I was significantly shortened the duration of the battery but then not even half empty (I can to measure). In the small memory card with Batteries were a very quiet background noise, with the large card to hear music was not fun anymore.

1. The memory cards need the write / read (slightly) different high voltages and different amounts of electricity.
2. The leakage currents are significantly different.

My experience: the low-cost operators selling the second or third choice on dumping prices. The really expensive cards actually work better. The assembled chips themselves often come from the same Manufacturer!

Even with CCDs, I have learned that three different manufacturers from the same vendor same defective merchandise. In the specific case of Cams and JVC Minolta (both self-obsessed, I) and Sony (both the CCD supplier of Minolta explicitly as a "baddie" stated).

My Conclusion: for a reliable hardware setup s.price not for the flash memory (or CCD) Save.

Chris

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Antwort von videoinsert:

A Hello s.alle EX1 users
Beginning January 2008, I received my SonyEX1 Camera.
A really cool and powerful lighting device. Although the handling of the Camera and the Menuoptionen lot in Argentina, you can with the equipment working well. The rotating handle, for instance, is awesome.

Recently, I have the camera with full-BP-U30 Battery off in the camera bag made.
After three days there has been a turn on the camera but the battery is empty!
I have the process repeated with the same result.
The camera sucks from the Battery synonymous off a lot of electricity. After a few days is a full Battery empty.

Who has this experience made synonymous, or is my device broken?

Best Regards Videoinsert

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Antwort von r.p.television:

"videoinsert" wrote: A Hello s.alle EX1 users
Beginning January 2008, I received my SonyEX1 Camera.
A really cool and powerful lighting device. Although the handling of the Camera and the Menuoptionen lot in Argentina, you can with the equipment working well. The rotating handle, for instance, is awesome.

Recently, I have the camera with full-BP-U30 Battery off in the camera bag made.
After three days there has been a turn on the camera but the battery is empty!
I have the process repeated with the same result.
The camera sucks from the Battery synonymous off a lot of electricity. After a few days is a full Battery empty.

Who has this experience made synonymous, or is my device broken?

Best Regards Videoinsert


Because you can almost only one defect type. Have not heard about yet.
Otherwise I would be alongside all the other bugs with this camera no longer surprised.

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Antwort von Axel:

"videoinsert" wrote:
Recently, I have the camera with full-BP-U30 Battery off in the camera bag made.
After three days there has been a turn on the camera but the battery is empty!

This is dangerous. Just as mobile phones synonymous cameras can melt, burn, even explode. Especially if your battery in such a short time the tension is gone. Somewhere they must have remained so.

Can you perhaps synonymous cassettes fourteen days in the Camera? Or the camera Chechen two months in the trunk?

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Antwort von ruessel:

Quote: Who has this experience made synonymous, or is my device broken?

Is synonymous with my EX1 so, Sony Germany has confirmed to me synonymous:

Quote: For non-linear media such as the Professional Disc and SxS Pro cards, it is necessary to write on the medium finish. If this is not done, then the files are corrupt. This means that the camcorder automatically synonymous close the file must be synonymous when it is turned off. For example, if during the recording of the power switch to "Off" mode, it must at least have the file be closed. Therefore, the camcorder has an electronic switch, which unfortunately attracts electricity, so it comes to a discharge if the battery remains in the device.

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Antwort von adel:

so synonymous with me, the battery automatiche empty. what do we do now.

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Antwort von r.p.television:

Is quite simple.
After a minimum waiting period of five minutes (until then all the files should actually be closed) the battery from the camera take.
Because the continuous discharge not only ensures a long face when the camera just needs quickly, but synonymous reduces the lifespan of the battery by increasing charge.

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Antwort von adel:

I was synonymous with vx2100 a 4 months break is still 100% battery charge.
Who is at ex1 jetz dan forget the battery is empty.

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Antwort von r.p.television:

If you are of course the above comments do not durchliest (or linguistic deficits can not), then I wonder what you really want? Would you like us to come and you vortanzen the problem?

In proboscis comment is a quotation displayed in which the problem is explained.
Please read. Then you can still angry, why Sonyhier was too stupid to intelligent circuitry to be developed.

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