"Mike Cawood, HND BIT" <me@[EMAIL PROTECTED]
> wrote in message
news:5k2gmsF1q08fU1@[EMAIL PROTECTED]
> <aniramca@[EMAIL PROTECTED]
> wrote in message
> news:1188825060.889667.65840@[EMAIL PROTECTED]
>> It is my understanding that in any digital cameras, image processing
>> is made inside the camera using the image sensor processing engine. In
>> some advanced digital cameras, they let the users keep the unprocessed
>> photos (RAW files), instead of the JPG files (which had been processed
>> by the camera).
>> My questions are as follows:
>> - what is the extension file for RAW ? (like .jpg in jpeg files)
>> Could this RAW files be viewed using any photo viewer software (as
>> they are, i.e. without interference or retouching from the
>>
> The filename extention for RAW is .raw.
> You may view & process RAW files using IrfanView
> http://www.irfanview.net/
> Regards Mike.
>
>
I use a Nikon DSLR and the RAW file it produces use the extension .nef
which
stands for Nikon Electronic Image File. Generally RAW files such as
Nikon's
NEF files are edited in RAW conversion software, then saved and stored as
digital negatives, after which they are converted to tiff or jpeg files
for
additional editing, saving, storage, printing or viewing.
RAW files are 4 or 5 times larger than jpeg files so viewing them in
viewing
software, if possible, would be a slow going process. For electronic
viewing they should be converted to jpeg.


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