Infoseite // More pixels = larger amounts of data?



Frage von HMHB:


Hello,

sorry for the stupid question. My current Canon MV300 Net has 300,000 pixels, the of me soon purchased Panasonic NV250 has probably net 800,000 pixels. (Gross number I have not ready)

My notebook is already somewhat overloaded. Will I be with the Pana for the same movie more than twice the time to handle such large files?

Thank you for your help!

Space


Antwort von UdoR:

For a transfer DV format will change absolutely nothing.

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Antwort von Pi:

this:

just got the same problem. Vacillate between Panasonic NV75 and NV140. The Resolutionhat really NOT affect the recording? Are there any camcorders with the possibility of a higher / lower Resolutionund data?

Regards
Pi

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Antwort von WeiZen:

Moin,
no. DV Cams are always) the same data rate and resolution (size when using FireWire (iLink, 1394, IEEE) is transmitted to the PC.
The difference in pixel count is the one function for the photo, the other for the electronic Bildstabillisierung.

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Antwort von Bruno Peter:

The explanation is too easy ...

A high pixel count makes it synonymous to build a larger electrical charge and thus represent a greater contrast range. Technically speaking, can be increased by the higher number of pixels, the utilization capacity of the electric charge. This increased the dynamic range of image information. This means that even very bright images are displayed in natural colors, rather than appear white. Both shaded as synonymous brightly lit areas are reproduced clearly and faithfully. In the shady areas with minimal lighting design, the system is sensitive to light than before, dark objects are rendered in dark environments significantly more.

if it has been so technically implemented by the camera manufacturer!

So it is important with any number of pixels, the chip takes up!

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Antwort von Markus:

Hello Bruno Peter

this text I have read on several occasions, but one could explain to me so far, no one: "A high pixel count makes it synonymous to build a greater electrical charge ...".

If the capacity of a given pixel does not depend primarily of the area? Accordingly, would primarily be the total CCD size crucial, not the number of pixels located on it.

To this end, perhaps a more comprehensible example: a large water tank may store a larger quantity of water than a small one. If now the face of the large water tanks that many small tanks, then in the same conditions can not store more water than the big ones.

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Antwort von WeiZen:

Moin,
in fact the opposite is true, the larger the chip and the lower the number of pixels, the greater is the individual "pixels") and the greater s.Licht the amount that can accommodate every individual. Mark Your Comparison with the barrel is good. Therefore, all large-aperture cameras, CCD 's and little "pixel" daruf. ( "Pixels" stupid expression, actually referred to as the individual cells on the chips, sensors?)
Where is optical image stabilization.

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Antwort von Jan:

Hello HMHB,

Congratulations to the NV-GS 250 the best cam in the price range.
But it has considerably more than 800,000 net-pixel because a opt. Stabi
little dots would therefore have to take away just under 2.4 million pixels are, in contrast
for Sony models with dig. 50% since the stabilizers like eg need-400,000 Gross 800,000 Net. Deciding what the majority of consumers do not understand is indeed the size of the CCD or CMOS sensor and not the pixels. This means eg we take a 3x1 Camera w / 4.7 Inch zb. Bruno's 400th GS If there were 2 models is eg a with 3 million pixels and a with 4 million pixels. Good for the model with 4 million pixels for better ground resolution, but at the same chip size are distributed far more equally sized pixels on the sensor , which are provided eg more color noise and the like, because the individual pixels are coming too close. It is therefore not surprising that eg a camera Ixus 30 with 3 million pixel 1 / 2, 5 inch sensor has a better picture quality than eg a Casio Z 50 with 5 million pixels with 1 / 2, 5 inches, which a number s . haben.Good proved magazines for the sly, of course, the quality is the Optics and the signal processing synonymous a big role. This reinforces the VX 2100 for a large XL 2 wins in Low Light Test although both with the same sensors work great, but the XL has 2 more pixels.

January

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