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I am thinking of moving to a dslr
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Jul 29, 2013 08:47:25   #
Audwulf Loc: Golden State
 
All of your Pentax K mount lenses will work on any K mount camera. If you have auto focus lenses, they will work also. If you are planning on getting a lens with an internal focus motor,(Pentax SDM, Sigma HSM)make sure that the camera will support it. Not all pentax cameras will. If you plan on using a wired remote release, not all cameras will support. I have a Kr that only supports wireless remote, so I got a K200d. It supports SDM, HSM, and has wired remote access. It's only draw back is, it is only 10MP.
tturner wrote:
Thank you for your swift reply, I am now using a canon sx500 is which has far gone beyond my expectations.

now I can move forward to the dslr, my film equipment is Pentax so I will stay with that brand.

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Jul 29, 2013 08:50:27   #
jerryc41 Loc: Catskill Mts of NY
 
Bill Houghton wrote:
Just a note on CD and DVD. They due have a life. I believe that it is about 6 years shorter if not stored properly. I have personally only had only one CD go bad and it was about 6 years old. The CD and DVD burnt at home are not etched as a commercial CD and are more prone to derogation then the other. Google it. They say 2 to 5 years. Good Luck.

VHS tapes used to come with the same warning, but I have watched tapes that were close to 30 years old. I've also looked at photos on CDs that were nearly 20 years old. I guess shelf life depends on many factors.

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Jul 29, 2013 08:55:56   #
Bill Houghton Loc: New York area
 
Jerry, the problem with the VHS tapes was the stretching of tape on the longer 4 hour tapes and repeated playing. Some folks had there children's favorite cartoons going from morning till night. I have had more VHS tapes go bad then and other medium. They now say the best storage is Magnetic tape, Like a VHS Tape, go figure. Oh the confusion of it all.

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Jul 29, 2013 09:10:02   #
nitrophil Loc: Dayton, Ohio
 
Another Pentax user! fabulous! You can still use the lenses with a Pentax DSLR.
Go to B7H and get one of these:
http://www.bhphotovideo.com/c/product/673977-REG/Pentax_30120_Mount_Adapter_K.html

I have one in the mail. I hope to get it today or tomorrow. I have a K10d and have a few Takumar thread mount lenses for my film cameras. Good luck to you

tturner wrote:
Thank you for your swift reply, I am now using a canon sx500 is which has far gone beyond my expectations.

now I can move forward to the dslr, my film equipment is Pentax so I will stay with that brand.

Reply
Jul 29, 2013 13:45:08   #
jimmya Loc: Phoenix
 
tturner wrote:
My main concern about going digital is this.
Will the images I store on a memory card today still be accessible with a new computer in the future with a different operating system.


jpg is a universal format recognized by Windows and Mac, the only real operating systems out there so yes.

Am I confused or did you say "store" photos on the memory card? Or did you mean store on a hard drive or CD or DVD?
Best not to ever store photos on a memory card. I heard lots of noise about cards failing being used this way.

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Jul 29, 2013 14:01:34   #
GaryS1964 Loc: Northern California
 
I've talked about this before in other threads. Many of us have family pictures going back 50 or 100 years or more. IMHO digital pictures taken today and stored on a cd, dvd, or some other storage device will not be readable 50 years from now. Digital image formats will likely have changed by then. Storage systems will certainly have changed by then. Just 30 years ago we were using 8" floppies. Then came the 5" floppie. How many of you still have a PC with a 3.5" floppy drive? Just like the floppies are all but gone the cds and dvds of today will no longer be in use 50 years from now.

However this is not a reason not to go digital. It just means that you will have to maintain your digital images buy converting them to the latest digital image formats as formats change and moving them to the latest storage medium as they change. Or you can print them and throw them in an old shoebox like your parents and grandparents did and your great grandkids will still be able to look at them 50 years from now.

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Jul 29, 2013 16:08:49   #
Himat Loc: Toronto
 
tturner wrote:
My main concern about going digital is this.
Will the images I store on a memory card today still be accessible with a new computer in the future with a different operating system.


Why you want to store in memory cards store in USB keys will work with all computer and OS

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Jul 29, 2013 16:13:21   #
Kestrel1029 Loc: Philadelphia, PA
 
lighthouse wrote:
If you have a stable of lenses that will fit the Pentax DSLR range then that is probably a wise choice.
It is not an area I am familiar with but I bet someone else can help you there.


Your old film lenses will fit the Penatx DSLR bodies. Some of the features may not be available such as auto focus but they can be used.

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Jul 29, 2013 16:27:39   #
Bill Houghton Loc: New York area
 
Memory Cards, Flash or sometimes Called Thumb drives are perhaps the most prone to fail. CD and DVD are becoming out dated, external Hard drives seem to becoming the choice as far as mass storage goes. I think the next move will be to Blue tooth, Wi-Fi, and the ever expanding clud. Time will tell. I now I keep files on G Drive which is Google's virtual drive. Do I trust a big "N". But after getting caught a few times in means of mass storage, I have now learned to spread the files around external hard drives.

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Jul 29, 2013 21:36:57   #
photoman022 Loc: Manchester CT USA
 
JPEG and RAW are the standards today. There's no guarantee that they will be the standard 25 years from now. While I maybe comparing apples to orange marmalade, remember the floppy disk?

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Jul 29, 2013 23:21:38   #
David Kay Loc: Arlington Heights IL
 
Photogdog wrote:
Yes. However, you should save your images to disc or hard drive (preferably both). Memory cards usually last forever unless you soak them in water, beat them to death or whatever.


Ooops, memory cards DO NOT last forever!!!! They are electrical by nature and WILL fail. Some will fail now and some will fail later.

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Jul 30, 2013 02:30:49   #
jeryh Loc: Oxfordshire UK
 
In a word, No. I have images stored on disks, which I shot 7 years ago; now they are unreadable. basically its the operating systems which change, and they are not backwards compatible.
And I f you want to keep re scanning or backing up thousands of
images- well best of luck ! That is one reason, a very good one, to shoot film. I have trannies taken in the sixties which are still perfectly OK. Your choice !

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Jul 30, 2013 04:39:28   #
Gitzo Loc: Indiana
 
Wow! What a bunch of information here! Storing Images "long term"? there are probably 3 dozen ways to do it, some better than others, some worse. I still have HUNDREDS of cardboard mount Kodachrome slides from the 1950's that look just like they did then; ( They have been stored about half way between "properly" and "improperly"; ( storage makes ALL the difference, with film ); ( but any way you do it, it definitely WON"T last forever !) (because it's made out of.......film!) (which "ages" kinda like people do)

Digital files ? Yet another few dozen ways, and again, some better, some not so much.

Many haver mentioned "CD's" and "DVD's".......what many people fail to realize, all optical media, (like most things), come in different "levels" of quality, (usually with more expensive being better, and lasting longer)
CD's and DVD's are called "optical media" because they are "read" by a tiny little laser, using a tiny little lens, ( and all lenses depend on "optics" to work.)

Some have noted that "CD's and DVD's" will soon be "obsolete"; that's an interesting concept........but exactly what does it really mean ? That all discs will suddenly "quit working" on such & such a date? or that newer technology will make them "less popular" ? (the latter is far more likely than the former)

It is entirely possible that you may find stand-alone players, and computer "drives" which play and "burn" discs, to be somewhat less readily available a certain number of years from now; ( ever tried to buy a home movie projector at a Wal Mart recently ? ) Yet, I see perfectly functioning movie projectors frequently in thrift shops and garage sales; And I know a fellow in Bangkok who drives a "vintage" Lincoln Continental, while playing exclusively 8-track tapes ! ( And they STILL work ! )

Memory cards ? They were only intended for "short term storage".......long enough to get the data from the camera to your computer.

Want "special pictures" that your great, great grand children can look at ? Have them printed on a high-end inkjet printer, using archival paper AND ink; ( Epson guarantees over 100 years ) ( but DON'T plan on leaving them hanging on the wall in the sunlight until your GG Grandkids are ready to look at them! )

I hear a lot about all sorts of things "failing" lately; if you have ever been curious enough to hack open a hard drive to "see how it works", you will already know WHY people say HD's are prone to failure; (listen very closely......) all hard drives have a small spinning disc inside.....when I say, "spinning", I REALLY mean spinning! FAST! like 5,400 rpm's and even 7,200 rpm's ! Still wonder why they fail ? how long do you expect anything spinning THAT fast, to last ? That's mainly why HD's are so prone to failure; so........a couple years ago, a 100 GB HD cost a LOT of bucks; so most people didn't have a lot of "spares" sitting around.
So here's the good news; compared to a few years ago, very good external hard drives, which holds 1 TB of data ( which is 10 times what that 100 GB from yesteryear held ), are almost cheaper than pop corn! I bought a great 1TB Seagate external drive about 6 months ago, for like $80 ! At that price, if you're worried about your external, storage drive wearing out, just buy 3 or 4 of them ! Spread that priceless data OUT ! I guess it's just a high-tech way not to have all your egg..'er, data , in one basket, 'er drive.

Someone mentioned "magnetic tape"; couple problems there; how many people you know have magnetic tape drives ? (without the drive, the tape is......just tape! What I'm saying is, always "go" with what's most popular, and will be most likely to still be available "down the line". Yeah, the "tape" will last pretty good, but the tape isn't what actually "stores" all of you little ones and zeros; it's the ( how do you explain what magnetism is ? I don't even know ! But I DO know it's what "holds" your data; so.......ever notice what happens to the picture on your TV when you get a big magnet close to it ? Magnetic fields are all over the place........and they really play hop scotch with stuff stored on magnetic tape; ( I just thought I'd point that out while we're considering how long things last ).

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Jul 30, 2013 12:29:05   #
GaryS1964 Loc: Northern California
 
Gitzo UH wrote:
( I just thought I'd point that out while we're considering how long things last ).


I agree that 50 years from now you may be able to find standalone CD/DVD players but they will have to have their own built in display because I doubt the connectors will still work with the display devices in use 50 years from now assuming the displays of the future are even capable of displaying output from them. And it is highly unlikely they will work with the computers of the future. Devices that work with computers require drivers to make them work. Not likely drivers will be available for the computers of 50 years from now.

While you can still find people to convert whatever data you my have on 8" floppies from 40 years ago do you really expect your great grandchildren will go to the effort and expense to convert your CD/DVD based photos 50 years from now? Personally I'll do my best to keep my collection up to date and then pass them along to my children and hope they do the same.

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Jul 30, 2013 16:19:24   #
Caldian Loc: Crystal Lake, Michigan & traveling
 
Bill Houghton wrote:
Just a note on CD and DVD. They due have a life. I believe that it is about 6 years shorter if not stored properly. I have personally only had only one CD go bad and it was about 6 years old. The CD and DVD burnt at home are not etched as a commercial CD and are more prone to derogation then the other. Google it. They say 2 to 5 years. Good Luck.


Really?
I thought CD/DVD's were supposed to be like the old LPs - once you had etched the information on them - they would last forever as compared to tape storage for example?
I would appreciate more info as I was about to embark on digitalizing and storing on DVD a couple of thousand 35mm slides. If you are correct it would seem that they will last longer in their original form rather than being digitalized.
I would welcome some substantiation on this if someone can provide it.
Thanks.

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