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Some adivce on Images


Salvo

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Hi all

 

I Just bought myself a digital sony P71 (3.2) mega pixles and I need some advice:

 

1 - To take beautifull photo images of some marble (tiles 30cmx30cm about 1 foot x 1 foot)

what would you advise to use. 1280x960 or 1600x1200 or what?

I will need to have image as: 100x80 for thumbs and 800x600 for big..

 

2 - I will need to take beutifull photo of some historic buildings..

What is the best resolution which I can use to display on my site?

I will need again: 100x80 for thumbs and 800x600 for big..

 

or what adivise can you give me on taking the above photos?

 

Thanks

 

Salvo

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Hi Salvo,

 

You really only need to shoot the image at the maximum resolution you intend to use it at, so for both examples you quote 800 x 600 will work just fine.

 

Photography has always been a hobby of mine, mostly art style shots. Currently I am using a Canon G3 for digital shots, but the following tips apply for most decent digital cameras (and most cameras in general),

 

? Take lots of notes. Carry a little note book with you, and jot down the particulars of every shot you take i.e. subject, lighting, exposure, shutter speed etc. Take many shots of the same subject and write down notes for each one. Later when you get home you can review the results and make further notes. Over time you will build up a nice little reference you can refer back to when needed.

 

? Avoid digital zooming. Optical zooms enlarge the subjects optically, using the camera's lens. Digital zooming, on the other hand, simply samples whatever the camera is focused on, and enlarges it. Image quality is lowered drastically when this occurs. Therefore, avoid digital zooming unless absolutely necessary.

 

? Exposure compensation. Most consumer grade digital cameras will not allow to set exposure time. However, you may have an exposure compensation feature, which allows you to over or underexpose your photos. This could be handy for taking some pictures under low lighting, or bright lighting conditions.

 

? Take lots of pictures. Unlike conventional photography, digital photography has no costs associated with film, developing, etc..

 

? Know your camera. Read the manual. Become familiar with all aspects of your digital camera's features. Experiment.

 

? Pre-focus. One drawback of digital cameras, is that there is a bit of lag time between depressing the shutter, and the time that the picture is actually taken. If you pre-focus by partially depressing the shutter button, it will decrease the time between the shutter is fully depressed and the picture is actually taken.

 

? Watch lighting. Digital cameras typically do not function as well in low light conditions as their conventional counterparts.

 

? Use a tripod. A good rule to follow for either digital or conventional photography. A tripod holds the camera steady so you can concentrate on the setup.

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Thanks a lot for answering me,

I will take lots of notes and lots of photos to know where I am..

 

I have another question if I may..

 

In the manual there are some options of photo quality, I know that I should try and see what happen, ( I wil eventualy)

But for the time being what is the best..

my camera say so:

 

2048x1536 Very fine prints -

1600x1200 Printing A4 sizes images

1280x960 Printing postcard size images

640x48 for images to be attached to email

 

which one would be the best for 800x600 on website showing a very nice quality image?

 

Thanks again

 

Salvo

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Salvo,

 

Since the images are going to be on the web you need to balance quality and file size. I shoot my photos at highresolution, crop and then size them and finally reduce the resolution to 72 to 96 dpi and compress. Any good photediting program should be able to do it.

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In the manual there are some options of photo quality, I know that I should try and see what happen, ( I wil eventualy)

But for the time being what is the best..

my camera say so:

 

2048x1536 Very fine prints -

1600x1200 Printing A4 sizes images

1280x960 Printing postcard size images

640x48 for images to be attached to email

 

which one would be the best for 800x600 on website showing a very nice quality image?

 

1280x960 will be your best bet.

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