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johnriley

Joined: 19th March 2002

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johnriley
You can work this out. If you have a print where the printer is laying down 300 pixels per inch (dpi) and you know how many pixels long the image is....it gives you a rough idea.

But it's not only the number of drops of ink per pixel that gives us the photographic quality in a print, there's dithering where the printer shakes each drop slightly to make them merge better.

All images for print need sharpening before printing to crisp up the dilution of sharpness that the printer causes.

Comment by johnriley posted on Pixels per dot...a printing question at 06/05/2011 - 07:44

johnriley
So far the first charge of my Pentax battery in the K-5 has lasted 1100 shots and has only just gone down to two bars.

Comment by johnriley posted on K-5 battery recommendations at 05/05/2011 - 17:40

johnriley
Quote:
Surely that is now a disincentive to win this one.
I don't see why, I think it would be a great honour to select and judge competition #200!

Comment by johnriley posted on Weekly Competition #199 - No Sky (Discussion Thread) at 05/05/2011 - 12:55

johnriley
If you are shooting RAW using the RAW button, perhaps you have it set so it reverts to JPEG after one shot?

Have you actually altered the menu to shoot RAW, or have you only adjusted the RAW+JPEG option to define what the RAW button does?

Comment by johnriley posted on RAW+ at 04/05/2011 - 18:07

johnriley
Quote:
Have you noticed how difficult they have made it to try and communicate with a seller now?
What's difficult? You click the tab "Contact Seller" and send a message.

Comment by johnriley posted on Browsing ebay at 04/05/2011 - 16:40

johnriley
Is it that your software just can't view the RAW files?

Comment by johnriley posted on RAW+ at 04/05/2011 - 15:57

johnriley
There is so much DOF at infinity that there must be something seriously wrong with the lens. Perhaps someone has dimantled it at some point and made a mess of it, who knows, but I would suggest it needs attention.

Comment by johnriley posted on smc-m out at infinity? at 04/05/2011 - 07:38

johnriley
I really doubt that anything in the lens would show up Stefan. Quite large defects go unseen and they certainly wouldn't appear as a definite blob or mark.

Comment by johnriley posted on How do you clean a camera ? at 03/05/2011 - 20:57

johnriley
Photoshop 7 is fine - on the right hand side look for the "Actions" tab. It's next to the "History" tab. Click the icon next to the trash can "Create new Action".

Basically you open your image, press record, go through the actions needed and press stop recording. You can name the action and allocate a shortcut key or sequence of keys.

Comment by johnriley posted on Batch reduction in size at 03/05/2011 - 16:17

johnriley
In full versions of Photoshop you can create an action - basically you save a series of steps and allocate them to an F key. So, for example, when I add a thin white line to my web images I just press F2 and it all happens automatically.

Comment by johnriley posted on Batch reduction in size at 03/05/2011 - 15:55

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