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Digital
Camera History
Just how and when did
all this digital camera stuff start?
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The
technology used by a digital camera was first developed by the Television
industry back in 1951. TV shows started out in two formats, one
was live and the other was recording on film (like movies) to be
shown later. Bing Crosby laboratories developed a method to record
images using digital electrical impulses on magnetic tape which
was a lot cheaper than recording on film. This was the beginning
of the digital camera technology we use today.
This
technology was continually improved and adopted in the early 1960s
by the government to use with satellites that monitored other
countries (as in spy satellites). In the quest for better
resolution and details the government steadily increased the
abilities of this digital technology. By the late 1960s they had
developed methods to increase the resolution and detail to very
acceptable levels.
Texas
Instruments is credited with the first patent on a digital
electronic camera that used no film in 1971. During the 1970s NASA
jumped into the technology and started increasing the number of pixels
which set the stage for the consumer versions of digital cameras
soon to come. The magic number of pixels that made photos that
could be viewed on a computer screen was 800 X 800. This was the
last piece of the puzzle that motivated the big film and
traditional camera manufacturers to create the first consumer
digital camera models.
It was in
1981 that Sony introduced their first still video camera, the Mavica (Magnetic Video Camera). It was the first
consumer digital electronic camera released and had 0.3 megapixels.
Technically the Mavica was not a digital camera but was a still analog
version of the video cameras of that period. The low
resolution was OK for viewing on a computer but not to print out
due to the printers available and of course the lower resolution
in print made the photos too small for most consumers.
There were
really two areas that were important in the development of the
digital cameras, the light sensors and image format and storage.
In the early 1990s both Kodak and Sony continued to push the
envelope and get better sensors and higher pixel count images as a
result. Other camera manufacturers like Olympus, Fuji, Nikon, and
Canon kept leapfrogging each other in more sophisticated and
higher resolution in both still and video digital cameras.
In the late
1990s HP jumped into the fray with increasing the print quality of
their inkjet printers and now a consumer could print out the high
resolution images recorded on their digital cameras. Of course HP
came out with a complete line of digital cameras to complement
their new printers.
All of
sudden film and continuous tone prints took a definite backseat to
their digital counterparts. Since 2000 digital cameras have
evolved beyond what traditional film could handle and of course
memory and monitors have increase in capability and dropped
dramatically in price. So after 150 years of film and continuous
tone prints, you can hardly find either in the marketplace today.
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