Archive for May, 2008

Lens Diffraction : does stopping down a lens make it sharper or not ?

elena,blonde,model,portrait,close up,studio,foto

"Every photographer wants both maximum resolution and maximum depth of field. But unfortunately these two demands can be mutually exclusive. As you stop down the aperture on a lens the light passing through tends to diffract, reducing sharpness, though DOF is increased. The reason for this is that the edges of the diaphragm blades in the lens tend to disperse the light."

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Canon EOS 450d – Digital Rebel XSI sample photos 2.


stefanie,blonde,female,fashion,model,photo,portrait,speedlite,umbrella,580ex,550ex,master,slave

Canon EOS 450d - Digital Rebel XSI sample images at Photographyblog

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Facial skin smoothing and retouching photoshop tutorial.


sofie,model,studio,blonde,naesen,portrait,face,close-up,beauty,models,female,girls,woman,women,feathers

" In this tutorial I will show you how to repair some image noise from a low quality shot and I will show you an extremely quick and easy way to smooth out a person's face."

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How to photograph light trails.

eva,model,black and white,studio,beauty,fashion,girls,women

"Light Trails continue to be popular subject matter for many photographers and they can actually be a great training ground for those wanting to get their cameras out of manual mode and to experiment with shooting in low light at longer exposures."

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Understanding the RAW file format – Why should you use RAW ?

barcelona,barceloneta
"The RAW file format is digital photography's equivalent of a negative in film photography: it contains untouched, "raw" pixel information straight from the digital camera's sensor. The RAW file format has yet to undergo demosaicing, and so it contains just one red, green, or blue value at each pixel location.

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