Infoseite // Why Exchangable optics for camcorders not usual?



Frage von markus_82:


Video Hello experts,

in the photo area there are masses of SLR and DSLR where you easily can exchange Optics. What is the reason that when the camcorders are not so? I think it should not be difficult, such a camcorder to build? I've heard in camcorders would be the only standard in the luxury segment. But why? Is it really sooo expensive, a camcorder with a bayonet to build?
The fact that the lenses do not photograph well enough to shoot I think I have rather not, because a much smaller camcorder resolution Was ...
could not be old M42 lenses (Zeiss example of) good to shoot for?

Space


Antwort von oliver II:

Hi Markus,

against the use of optical switching are the following points:

1. The size is (supposed to customer's request) is always smaller
2. The Lens is (supposed synonymous to customer request) always zoomstärker
3. Few amateur filmmakers still want to represent themselves sharply
4. Because greed is geil. (Allegedly)

As in photography, there are also video cameras in different segments. Click Cheap, good and compact cameras and even those with interchangeable lenses.

Space


Antwort von Schleichmichel:

Also would be M42-Lenses to langbrennweitig.

Space


Antwort von Cocoa.de:

Wrong answer! The demand is very much there - see www.red.com. I myself am of the opinion vollkmommen. Synonymous, I see absolutely no reason why not simply a Canon EOS with video capability on the market raises. Should everyone have to decide whether this function is then used. But then would ARRI, Panavision and Sony pretty old. Because why ARRI D20 for 5,000, - s.Tag borrow this Canon if you can buy for 10,000.00.

Greater advantage would of course then blur the enormous depth of small format, which is theoretically still on 35mm film is (was only about APS-C Göße)

Michael www.high-definition-telefision.de

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Antwort von Cocoa.de:

How embarrassing http://www.high-definition-television.de... course :-))

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Antwort von Schleichmichel:

404ERR

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Antwort von kosmonaut:

Michael Comment: The "EOS with video function is pretty much, the Canon XL2 or HDV successor model ... Could you maybe mention it. On the subject of "deep uncertainty" or "depth of field (DOF): The course has nothing (or little,> Aperture) with the lens to do, but especially with the size of the exposed surface, ergo: For digital cameras with the size the CCD / CMOS - Sensors, the light in which zeros and ones converts! Here is a link to it (in the English Language, very revealing):

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Antwort von Cocoa.de:

DOF: This is wrong: Of course, with something the size of the Objetives to do. Because the OBJETIVE were s.die tiny area of the small chips and are now adapted accordingly tiny. This results in practically the beginning of the beginning of a tiny aperture (in comparison to small). Therefore, the low depth blur.

Moreover, there is NO single purchasable Kamerea with GREAT chip / lenses. I wrote for fun times ARRI, which the D20 costs: "Is not to buy." :-)) Of course, the know why, in the end it's nothing next so than a conventional APS-C size Chipper, the only with 1920x1080 (or 2K) will be read out.

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Antwort von oliver II:

"Cocoa.de" wrote: How embarrassing http://www.high-definition-television.de... course :-))

Still embarrassing! Times click your link to ...

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Antwort von Schleichmichel:

It depends of both from ... Lens and format. The larger the format, the more depth you will get blur synonymous in the wide area. The smaller the format, the Langbrennweitiger have the lens, to the same depth to reach. If you have a Camera Lens of a larger format s.einer "Small Format lenient" is used to reach the same depth blur ........... but it is also synonymous to "Langbrennweitiger".

Your APS-C size is a 35mm HalfFrame as it was synonymous in ordinary photography can (but rarely). So a normal 35mm film format. It is synonymous to the D20 standard 35mm lens assortment compatible. Buy instead of rent and is responsible for a production company usually uneconomical. First, one does not rotate continuously, and also needed for each film is determined any other special gimmicks (and there are tax reasons).

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Antwort von kosmonaut:

Even a brief note relating to DOF / depth blur: When you look at the workings of a "35mm adapter" is, you will quickly find that it is not just with an adapter for a lens has to do - that would be with Between rings, etc. quickly solved. Much more will have the light that passes through the "35mm-Optics" falls, projected on a screen - the size of a corresponding film footage. This screen is then of the video camera (in macro mode) shot. Only in this way - and not by a long Focal - you get a DOF, such as when shooting with a 35mm camera. On the other technical difficulties, I want s.dieser not received the above Link
Zum Thema Kammeras with "grossen" Chips: Probleme, die dort auftreten, sind u.s.die langen Auslesezeiten, die für CCD -Chips benötigt werden. CMOS ist schon besser (with anderen Nachteilen). Bei der
RED-Cam Link
Zum Thema Kammeras with "grossen" Chips: Probleme, die dort auftreten, sind u.s.die langen Auslesezeiten, die für CCD -Chips benötigt werden. CMOS ist schon besser (with anderen Nachteilen). Bei der

Many greetings,

cosmonaut


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Antwort von Cocoa.de:

I have tried such an adapter (Movietube - see synonymous www.high-definition-television.de) and it's a different world. Who has seen the result (and may FILMS), will not want back. The Movietube is too expensive for the transitional period until there is a large chip in your camcorder, there). I have with the BREVIS35 from the U.S. and ordered merchandise from the times.

The selection with the speed I can not underline, but OK. Mir is synonymous no preference as to whether others think it is important or not. For MICH DOF is important, because I got out of the picture area brings. And for the advertising and synonymous VideoClip for the industry and for Filmmakers and and Other .. Sure, it is synonymous always a few who want depth and to be synonymous as a conventional video camera to buy.

The RED is so with one thing: Expensive is not with certainty if the outcome with Panavision, ARRI or 2/3-Chip-Cameras compares. Only ... really cheap you can just just the monsters on the company to build mass.

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Antwort von Schleichmichel:

Thus

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Antwort von Jan:

"Surreptitious Michel" wrote: This is synonymous but then again quite a different audience, you rascal. Ask times the people who are at Saturn in front of the camcorder shelf, whether this feature is not missing. They will look at you as if you are of another planet come.


I do not - Hihi - cheekier surreptitious Michel

Schleich Powermac Michel =?

VG
Jan

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Antwort von Schleichmichel:

NO! I do not have a sock puppet! In addition, PowerMac, I think, quite fascinated of these adapters.

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