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Posted by Aar in Landscape and Tools 'n Tips at July 26th, 2009.


Left: the polarizing filter was rotated to let the reflected light from the water pass, so it became the dominant light source. Right: the reflections were filtered out as much as possible, exposing more of the foreground and sky.
Posted by Aar in Tools 'n Tips at June 16th, 2009.

Did you realize that at least 95% of this picture is not in focus???
Posted by Aar in Tools 'n Tips at May 29th, 2009.
Below are 2 versions of the same picture: the first one is only scaled without any other processing; the second has additionally been converted to grayscale and sharpened with some additional contrast:


Posted by Aar in Macro and Tools 'n Tips at April 20th, 2009.
Much is said about composition: what’s on the picture, where is located in the frame and – very important – what’s left out.
Some tips:
- Don’t put the most important element in the middle
- Show enough, but not too much of the environment
- Let the picture tell a story
The picture below violates all these rules… but does that make it a bad picture??? Please let us know what you think!

Posted by Aar in Tools 'n Tips and Wonderful at April 18th, 2009.
Pets are even more difficult to picture nicely than children…
Yet, you may succeed when:
- You are lucky to have the right lens (a zoom may help!)
- The composition is nice (no blocking elements)
- Lighting is adequate (sunny or flash)
- And the animal is willing to sit still for a moment!
If all this is positive, you may end up with a photograph like this one:

Posted by Aar in Macro and Tools 'n Tips at April 12th, 2009.
Officially, a photo is called macro if the projection on the film or sensor is as big as the object itself (1:1). This picture is therefore not macro, but close-up:

Several modern lenses offer “macro” (= close-up!) settings, in this case the amazing Sigma 50-500 zoom lens. To get good results, put it on a tripod and close the diaphragm to F/16. And avoid windy days!
Posted by Aar in Tools 'n Tips and Urban at April 10th, 2009.
Two pictures are taken from the same bridge in roughly the same direction, but still… they are so different:


These are the differences:
| First picture |
Second picture |
| Camera with cropped sensor |
Camera with full frame sensor |
| Fixed focus manual tele lens |
Automatic wide to tele zoom lens |
| Focal length: 120 x 1.5 = 180mm |
Focal length: 40mm uncropped |
| Color picture to accent and connect both red objects |
Black & White to highlight contrasts in the ship |
| Photo saved as JPG image |
Photo saved as RAW image and processed later |
Posted by Aar in Tools 'n Tips at March 30th, 2009.
Depth of Field (DoF) is the distance that is really sharp on your pictures. Photographers play a lot with DoF to get attention to certain parts of the picture. In general, a low aperture number like F/4 gives shallower DoF than e.g. F/16
As a picture says more than 1000 words, here are 2000 words to explain the effect – click to get a bigger picture:

