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Aug 12, 2014 08:43:32   #
davefales wrote:
Yes you can save them to any digital storage media. Don't know Canon technology but with Nikon I can process a RAW (NEF) file with Adobe Camera Raw to change it. An ".xmp" file is created that contains the changes I've made. Delete the xmp file and I am back to my original RAW (NEF) file as if I'd never processed.

snip


One caveat: if you delete an xmp file you lose the metadata you may have added to that RAW file.
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Jul 29, 2014 21:34:07   #
Dngallagher wrote:
If you edit a propriety raw file that stores edits in a sidecar file and you delete the sidecar you indeed do lose all edits of the raw......

I use the COPY to DNG option in Lightroom to copy and convert all my Nikon NEF files to DNG during the import process. This leaves me with a copy of my raw file as a DNG, and the original raw file still on my camera card.

When I am satisfied that all images converted fine, I reformat my camera card deleting all NEF files.

IF you convert to DNG, the decision of WHEN to convert is a personal choice as far as I know.

Yes, when a DNG is edited, the changes are written into the DNG file, however, you can go in and delete all the changes and your original raw file is still there.

NOW, that being said, Lightroom stores all edits in the catalog, and only writes them to the files when you tell it to, OR you can tell Lightroom to always write the changes to the file - that way you never end up forgetting to write the changes. :)
If you edit a propriety raw file that stores edits... (show quote)


Thank you, Donald. You have helped clear up my understanding of just what is happening here. After I posted I decided to experiment with an existing DNG file and confirmed a lot of what you posted. I'm still in the position of taking the leap into LR. No problem with my RAW files but I'll really have to go back a few years and rescan many of my old slides and film strips that were never done as DNGs. Scanning hell!
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Jul 29, 2014 20:32:26   #
Dngallagher wrote:
While not fully understanding what you are really asking for, here is what I do....

I use Lightroom for my PP work.

Files are converted from NEF to DNG on import into Lightroom

RAW files are edited (DNG) and finished work is exported to my FLICKR site as 3000x2000 72 dpi JPG files.

snip

Hope this helps you out.


You've raised an interesting question for me. I have been saving my RAW files as a matter of course, and they come with their sidecar files. I have only paid attention to DNG files when I'm scanning my old slides and film strips. I realize that DNG stores any editing and exif changes within the file, or so it seems, and I had this mind set that DNG was in that respect inferior to RAW files. Now I realize that RAW files store exif changes such as Keywords or Titles in the sidecar so that if you decide to blow away the sidecar you lose all your added info. Am I correct?

If so, is it then a good idea to convert all RAW files to DNG upon initial download? Is there no loss of data? Does a DNG file save any PP decisions/slider values from session to session?

And you implied that LR changes your RAW files to DNG files upon download. It does that on its own or is that an option you chose?

I have LR but have yet to use it after using PS and Bridge for so long.
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Jul 28, 2014 17:50:33   #
BigBear wrote:
That's what the idiot in charge claims too.


I see I cited the wrong Bush. Of course I meant W, but then I noticed you already knew who I was talking about. That says something.
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Jul 27, 2014 21:17:49   #
George H. W. Bush!
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Jul 20, 2014 08:33:40   #
twowindsbear wrote:
Once upon a time, back in the darkroom ages, there was a product called Kodak Film Cleaner. It was used to remove assorted 'gunk' - including greasy-grimey fingerprints - from negatives before printing. This product 'may' still be available - or another brand.

Won't your slide scanning company clean the slides - as needed - before they scan them?

Good luck


I have been using Pec-12 to clean slides and negatives for years. I once had a crisis of confidence so I asked at B&H if there was anything else available for the job. I was told not to worry, Pec-12 is used by everyone. This stuff removed a huge fingerprint that was on a slide from when it was developed by Kodak in 1969.
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Jul 8, 2014 08:53:58   #
I've been using a Canon S100 that will slip into my shirt pocket. The only problem I have is it is so small and light I have to be very careful about moving the camera when I shoot. With that in mind I picked up an Olympus XZ-2 which also takes outstanding photos but is more suited to slipping into a cargo shorts pocket where it then bangs against my leg all day.
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Jul 8, 2014 08:29:54   #
rspmd23 wrote:
Taking my first trip to Barcelona in September. Any tips for great photo ops? I have a D-700, but I'm not risking it overseas, so I'm taking my Nikon 1 J which is surprisingly great for travel shots. Did recent 20x30 blow-ups that are very sharp.


I was in Barcelona in 1992 for the Olympics so my info may be outdated. Las Ramblas is best around 5pm. People come streaming out of the Metro Station after work to take a stroll, chat and eat. Afternoons are for Siesta so that is a good time for a self guided walking tour. I had a handbook, which I can't recall the name or author of, that had planned walking tours. It was by an Irishman and very good. Something else I did was read Robert Graves book "Barcelona" which gave me a full understanding of the place before I got there. Oh, and don't miss the Picasso Museum in the Barri Gotic.
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Jul 3, 2014 17:26:43   #
Picshooter wrote:
Canon PowerShot S120 Point and Shoot
Amazing quality photos, easy to shoot, compact and drops in a purse. Best compact IMO. I had a new S90 that did not last a day in Europe before my daughter talked me out of it as a birthday present for herself. This is a camera that you will always want to take along with you to dinner a walk whatever because of its light weight and portability and great photographic capabilities.


I use a Canon S100 (lens error issue repaired by Canon) as a walk around, and I agree, a really good camera. I'm thinking of gifting her my S100 since it has been cleared of all known issues. Maybe I'll replace it with an S120 for myself!

I might add that the charging unit on the S100 is very compact with no dangling AC cord - great for travel.
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Jul 2, 2014 09:56:50   #
My niece is taking a six month job to teach in Thailand. I spent a year in Saigon so I know from experience she will see things she never dreamed of, so a decent camera is a must. What would any of you suggest? I'm thinking along the lines of something she can keep in a purse as I don't believe she is a camera mule like me. Any and all price points can be considered. Anyone with experience in Thailand is welcome to comment on issues that may not be photographic, as I feel people who see photographically usually pick up even more info than most.
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Jul 2, 2014 09:30:03   #
mikegreenwald wrote:
For any substantial manipulation, and particularly true for inexperienced users, start with duplicating the image. Never modify one or the other of the images, so if anything becomes damaged you get a free "start over."


This is always true except in the case of RAW files. You can't change a RAW file, only it's current instructions for changes. If you really want to experiment with a RAW that has already been processed then just change the name of the XMP sidecar file (add an a, b, c...). That will save all your old instructions but still keep them handy.
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Jun 29, 2014 17:23:03   #
WAL wrote:
I worked in the audio industry long ago. It was when people like Edgar Villcher and Henry Close where around. That was before the expensive cable fad arrived. It is all nonsense from self deluded fools or con men.
Would any one believe that manufactures like Sony and Panasonic pack second rate cables with their products. They are in a position to know. Audio files can spend a hundred per foot. They are convinced they hear the difference. The double blind studies always show they can’t hear the difference.
It’s from the same crowd that sells the weight loss stuff. The one that causes the pounds (your money) to melt away.
I worked in the audio industry long ago. It was wh... (show quote)


While I agree with you about the expensive stuff there is still a difference between the supplied cables and even moderately priced ones. A number of years ago when this debate was in full swing I bought a short pair of interconnects for around $25 and placed them between my pre-amp and power amp. The difference was in the noise floor. With cables supplied by a manufacturer there was a wooshing sound at playing levels which became a roar if you turned the volume all the way up. With the better cables the woosh went silent. I tried this with all my old OEM cables and the effect was the same.
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Jun 28, 2014 19:23:19   #
SonyA580 wrote:
Thanks everyone for the help. I assumed all HDMI cables were the same. That may be the problem.


The nature of HDMI cables is such that they will either work or not work - you will get a good picture and sound or you will get nothing. There is no in-between. Spending big money on HDMI cables is a waste.
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Jun 7, 2014 09:18:20   #
Searcher wrote:
If you have Windows, you can get a free Codec pack from Microsoft that will enable you to view raw files in Explorer.

http://www.microsoft.com/en-gb/download/details.aspx?id=26829


Also, Macs have no problem viewing RAW files in Preview or in Finder. I can see Canon, Olympus or Panasonic RAWs (the only ones I have) on my desktop Mac. It won't view DNG though. For those I need Adobe Whatever.
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May 21, 2014 21:59:25   #
stb755 wrote:
I am new here so my question may seem amateurish.

My Canon elph SD850 IS has effectively died. It will no longer focus. I found another website where people who had various models of Canon Elph cameras had the same problem.

So, I want to buy another similar camera, but am hesitant about buying another Canon Elph. I don't want to spend more than $200 and I want a camera that allows manual settings as well as auto and that has a good movie capability. Any suggestions?


If you would like something a little heavier than that little Elph you might want to consider the Olympus XZ-2. Right now Olympus is selling it Reconditioned for $240 plus a 20% coupon offer (code is SUMMER) on there website. This brings the effective price down to $192. The 20% coupon is good through 5/27.

http://www.getolympus.com/us/en/outlet_store?utm_content=shop_now&utm_campaign=may20recon&utm_source=email_etprm&utm_medium=email

It's a 12mp, f1.8, with 4X zoom, that shoots video and can be used fully manual. PLUS it has a flip up screen! This camera retails new for $600. I bought one last month or so and it takes excellent photos. My only complaints are it is easy to hit the power switch when trying to put it in a pocket, and it doesn't have a built in lens cap.

It's not for everyone - you will never get this thing into a shirt pocket - but I'm getting used to mine and I already know the Olympus Menu setups from other cameras I own.

On Ladies Mile in NYC - Olympus XZ-2

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