Infoseite // Couple questions about video cameras ...



Frage von shyne:


Hi,

I'm thrilled of HV20, HV30, HF10 quality ... My question is whether there are cameras that can use up to 300 ¬ and get the similar quality (of course with some drawbacks)? With Digicams is partially so ...

Then I wanted to know what RED is? I have little gegooglet, but was not sure whether I am right on the issues I had. Are there any RED Cams for the consumer market, the special quality?

With digicams is the size of the sensor is a very wichitger Fakor. Is it synonymous with camcorders? Dan would be picture-sensor 1 / 3, 20 "is pretty small (or the sensor is measured differently?)

What would you as the most important factor in a call Cam?

Thank you
Ciao

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Antwort von domain:

The diagonal of a 1 / 3 inch sensor is calculated: 1 / 3 * 17mm (about 17mm) which then results in 5,7 mm diagonal.
Yes it is small, but not only disadvantages: pretty much all of the front to the rear is in Wide Angle Scharf, like what amateurs like.

Forget RED as an amateur and for the other stuff helps you busy Googling determined next.

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Antwort von B.DeKid:

Gude

http://www.red.com/ - The PS is called "Red One" and stelten a "4K" Digital Movie Camera da. About 30 000 euro cost to ;-)

http://de.wikipedia.org/wiki/4k

http://de.wikipedia.org/wiki/ CMOS sensor

http://de.wikipedia.org/wiki/ CCD sensor

....................

What struck me the most important s.einer Camera is .... THE LENS

.... then the light .... then comes the question of the Recording box hangs off the rear.

MfG
B. DeKid

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Antwort von WoWu:

Quote: The diagonal of a 1 / 3 inch sensor is calculated: 1 / 3 * 17mm (about 17mm) which then results in 5,7 mm diagonal.

Almost correct: 6mm is the diagonal in 1 / 3 "and a calculation, for all the sensors correctly, there is not. Only a proxy factor for sensors> ½" = 16mm and "d ½ "= 18mm is.

Quote: With digicams is the size of the sensor is a very wichitger Fakor. Is it synonymous with camcorders?
Are not digital camcorder?
And 1 / 3 "camcorders is now almost back to luxury class, as measured s.so make 1 / 6" Bonsai chips.
But with small chips which are also synonymous Lenses cheaper, however, synonymous mapping error smaller.

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Antwort von shyne:

Thanks guys, and you can find an old classic for little money with good quality as the Canon cams?

The reference to CMOS CDD and I do not understand. It's mostly just sowieos sensors installed or CDD?

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Antwort von Bernd E.:

"shyne" wrote: ... Reference to CMOS CDD and I do not understand. It's mostly just sowieos CDD sensors installed or ...
So generally you can no longer say: Just the three of you in the first posting above all to put Canon's CMOS.

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Antwort von shyne:

Okay thx, I did notice this in the description probably overlooked or was not given ....

Is it even possible with 300 ¬ to film properly, that is in full quality?

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Antwort von K.-D. Schmidt:

Quote: ... However, the figure synonymous error smaller.

Well, that's beautiful!

Greeting
KDS

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Antwort von WoWu:

... yes, but the image quality miserable ...

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Antwort von K.-D. Schmidt:

uh .., Klär me at times:
if the mapping error will be small, then why is the picture miserable performance?

Greeting
KDS

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Antwort von WoWu:

... no, if the smaller Lenses ...

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Antwort von K.-D. Schmidt:

Covered ichs me that you do so.
But I do not believe that the aberration will be small if the Lenses smaller. Did not I read somewhere times that the more difficult it is to build good Lenses, the smaller the chips are?

Greeting
KDS

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Antwort von WoWu:

Yes, that's true, little Lenses are difficult to manufacture, but the heist yes does not mean that they synonymous with the same kindness made. Sometimes em degree of difficulty just relented and usually opt for the manufacturer so take advantage of the price for the quality.
But the mapping errors are due to the small distance between sensor and glass (5mm) less effective. Only we must not forget that the lens with a sensor not a significantly higher figure must perform, rather than a big sensor, because once I have 1000 lp to 9mm (2 / 3 ") depict or 1000 lp on 3 (ca. 1 / 6 ") mm. These are 110 lp / mm and at the tiny 330 lp / mm, a not-to-reach optical performance. Therefore, the large pea Lenses synonymous so miserable pictures ... because it is simply not better.

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