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Category: Digital Photographic Discussions - Imaging Basics

Photography Question 

Lorraine Smith
 

Saving, mailing, and creating hard copies of my ph


What is the difference between a CDR and a CDRW? I can not fill one CD quickly, but would like to add on to without erasing what I have already burned on. How do I do that? Are there quality differences in CD's? Is one kind better for photos than music? Is there a way to email photos to friends of quality and not overload the email system? Would a web page be better for this? If so, how do I do that? I have a Pentium 3 PC with Office and Professional and ME.


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January 16, 2004

 

Davin Edridge
  Hello All,
A CD-R - is a write once medium (you can do mutisession writes to the CD until it is full) usually without loosing the information already contained there in.
A CD-RW - is a re-writable medium (you can write to the CD and re-write to the CD up to a 1000 times or more - so they say).
Personally I do not use mutli-session writes to CD-R's or CD-RW's. My personal preference - my images are digital and cannot be replaced if lost. I advise to burn your images to 2 CD's (they are so cheap these days - Brands are usually irrelevant to me at this point in time). One to a CD-R as a multisession - until you fill the disk, and also to a CD-RW as a once only write (finalize disc). When you wish to add more files to the CD-RW - copy all the existing files to a folder on your hard drive - and add the new files to that folder - then erase the CD-RW. Then burn the contents of the folder of the old and new images back to the CD-RW (I would also keep a copy of all your images on a seperate Hard disk drive as well.
Most free email systems will not let you send or receive email that are larger then 1.2 to 1.4 MB's in size - that is alot of good quality jpg images for computer viewing. Good quality will depend upon whether or not you what the recipients to print out the images - in that case - burn them to a CD and send it too them. The same problem will occurr with webpages - most free webpages have a MB size capacity.
Images for print quality need to be between 240dpi and 300dpi - generally.
Images for the web and email are usually 72dpi - good quality to view on your screen - no good for printing. If you are constantly suffering the Blue screen of death when you are working on your computer - it is because of Windows ME - go to either windows 98se or windows XP.

This is only a very superficial response to your questions - some of the questions you have asked have had books with 100 plus pages writen on the subjects, by multitudes of Authors.
Search under www.google.com on different subjects to find out further info you need.
www.davin-photography.com


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January 17, 2004

 

Julia
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December 19, 2006

 
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