Infoseite // Why expensive HD camcorder have such a bad zoom?



Frage von Sonyartor 2010:


Hi Folks,
I always fall back on, the various top models in the consumer area with only 10 to 12-times zoom lens equipped, although the cheaper HD camcorder Manufacturer of the same 15-20x or now even 25-fold have zooms. Why is that?
I was really on the new flagship of Sonygefreut, the HDR-XR550VE. But rather than increase the zoom, as with the HDR-XR155E (which, unfortunately, the headphone-and micro-connectors are missing), was the zoom of even 12-fold reduced to 10-fold magnification. Together with the new Wide Angleergibt is therefore a bad zoom performance than many cameras. For me, a clear step backwards!
Is it so hard to build in an equally powerful zoom in a fully-equipped camcorder?
Is not this a great focal range so important?
Does anybody know a plausible explanation?
Thanks in advance

Space


Antwort von Mink:

Times what I surmise:

For example, in photographic lenses are Lenses with increasing complexity and intensity even harder and more ..... And yes, the modern consumer camcorders go immermehr direction handbag format .....( for the consumer indeed synonymous attractive) ... perhaps since the discrepancy search .....

Space


Antwort von srone:

because when it comes to image quality, above all, a zoom lens as such is always a bad compromise, since an objective distortion produced in various different focal lengths, from wide angle rather barrel-shaped, more cushion in the telecommunications sector, which is herauszukorrigieren zoom lens with a back almost impossible to usually have such an objective in the area of about 50mm (Small) s.besten, but never come up s.gute lenses. furthermore is much more difficult to correct the wide angle than the telecommunications sector, where it is also offering the new Sony's (finally) more from the Wide angle view greet a very cinematic, as this area is much more usable than senseless tele (of wildlife now apart) when which then loads the (already going insane zoom levels) is not an error, which is used for film idr focal length range from 20mm-200mm (Small), as are the new Sony with 30mm - 300mm () Small is not too bad, with one 0.7x Wide angle one is even very close.

time back asking for what do you need such a huge zoom ranges?

lg

SRON

Space


Antwort von domain:

The zoom factor s.sich is not a quality criterion, but in practice mainly the starting area of the wide-angle, and when that starts at about 28 mm (equiv. KB), then you much and gained a very large number of requests mar. a wide-angle converter would be superfluous.
The tele is not usually deal with anyway, without massive tripod and we need him to synonymous rare.
About 20 years ago we have always with the maximum zoom of a lens to specify "" may, the days are gone, all other factors are at the forefront.
Something on how best to market the industry has always come up and promoted in advertising. Recently, there were the M-pixels for the sensor.

Space


Antwort von pilskopf:

"SRON" wrote:
time back asking for what do you need such a huge zoom ranges?

lg

SRON

So in livestock that is already what I find fine, but synonymous in the pool. : D

Space





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