Welcome to your ultimate noise and vibration analysis resource


Avoiding Digital Camera Shakes

If ever you have seen a picture that is
blurred, it is most probably because theA great feature in most high-end digital
camera was shaken while the picture wascameras available nowadays is image
taken. With traditional photographic filmstabilization (IS). IS is an anti-shake and
cameras, it was evident only after thevibration reduction technology and is common
negatives and positives were made. However,in digital cameras with long telephoto zooms
with digital camera, the captured image canof 10X and 12X. With IS, sharp images can be
be seen immediately on the LCD screen, and ifobtained even if the camera shakes a little,
the image has shaken, then it can bea slow shutter speed is used, shooting is
discarded  for  a  new  shot.done in low light conditions, or a tripod is
not used. IS was originally developed for
Digital camera shakes are common with newvideo cameras. It is now available in
users. This is primarily because, new usersinterchangeable lens, consumer and
have not fully understood that theprofessional digital cameras, which use
shutter-release button must not be pressedoptical image stabilization. Sports and
twice, but pressed two steps down. The firstwildlife photographers use a tripod and IS
step locks the focus and exposure while thetechnology together to get the maximum
second step takes the photo. This pressing ofsharpness of their photographs; however, many
the button has to be smooth, otherwise theother photographers turn the IS feature off
digital camera shakes and a blurred picturewhile  using  a  tripod.
is  the  result.
Digital camera shakes can be eliminated or
The shutter speed also plays an importantminimized by the utilization of the above
role in blurring the picture. The shuttertechniques. However, the fundamentals of
speed is the amount of time the shuttertaking a good shot prove to be most effective
remains open to allow light to reach thein avoiding camera shakes, in the absence of
digital camera sensor. It is measured intripods,  or  IS  technology.
seconds or fractions of a second. An image is
exposed by the combination of the lensThe basics of good photography should be
aperture and the shutter speed. A slowfollowed. You should hold the digital camera
shutter speed needs a small aperture (largewith both your hands. You should keep the
F-stop number) to avoid over exposure. With alegs apart with the knees slightly bent
slow shutter speed below 1/60th of a second,forward. Your elbows should be braced with
over exposure is adequately controlled, butyour body and your body braced with some
the digital camera is likely to vibrate more,support, if possible. You should generally
giving  a  shaky  picture.frame and compose the picture with the
viewfinder and not the LCD screen. You should
A tripod is extremely useful to eliminatenot jab but lightly press the shutter release
digital camera shakes. It is generally usedbutton two steps down, and during that time,
by sports photographers who use longit would be beneficial to hold your breath to
telephoto lens, as it helps in close-ups,prevent any movement of the chest and hands.
landscape and panning shots, for timedWith this basic technique of good
exposures, for shooting at slow shutterphotography, you can be sure that your
speeds, and for taking photographs in low ordigital camera will not shake and no picture
dim light conditions. Shooting a fast movingwill  be  blurred.
subject, like athletes, or wildlife, tests
the photographer`s skill and the equipment.This article is under GNU FDL license and can
In such cases, camera shakes are most likelybe distributed without any previous
to happen, and thus a monopod or a tripod isauthorization from the author. However the
always used. Digital cameras mounted onauthor's name and all the URLs (links)
tripods always tend to eliminate cameramentioned in the article and biography must
shakes  and  give  sharp  results.be kept.



1 A B C D E 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132