In photography, exposure is the total amount of light allowed to fall on the photographic medium (photographic film or image sensor) during the process of taking a photograph. Exposure is measured in lux seconds, and can be computed from exposure value (EV) and scene luminance over a specified area.nikos pavlakis photography
A place dedicated to art photography featuring photography articles about composition, post-processing techniques, photo equipment etc.
Thursday, 17 May 2012
exposure - why raw, histogram...
In photography, exposure is the total amount of light allowed to fall on the photographic medium (photographic film or image sensor) during the process of taking a photograph. Exposure is measured in lux seconds, and can be computed from exposure value (EV) and scene luminance over a specified area.Understanding White Balance
White balance (WB) is the process of removing unrealistic color
casts, so that objects which appear white in person are rendered white
in your photo. Proper camera white balance has to take into account the
"color temperature" of a light source, which refers to the relative
warmth or coolness of white light. Our eyes are very good at judging
what is white under different light sources, but digital cameras often
have great difficulty with auto white balance (AWB) — and can create
unsightly blue, orange, or even green color casts. Understanding digital
white balance can help you avoid these color casts, thereby improving
your photos under a wider range of lighting conditions.Adobe will fix security bug in CS5.x, having originally said CS6 was the fix
Adobe has confirmed that it will fix the security problems with
Photoshop and other CS5.x packages, having originally suggested that a
paid upgrade to CS6 was the only solution. The security concerns, raised
by the company on May 8th, were rated as 'critical,' meaning it could
'allow malicious native-code to execute, potentially without a user
being aware.' Despite this, the original solution raised in the company security bulletin was to upgrade to CS6, leaving CS5.x users vulnerable. The bulletin has now been updated.Nikon D800 wins Camera Grand Prix 2012 award and public 'best camera' vote
Adobe Photoshop Camera Raw 7.1 Release Candidate
New camera and lens profile support for Camera Raw plug-in users
Welcome to the Adobe® Photoshop® Camera Raw 7.1 plug-in
release candidate on Adobe Labs. A "release candidate" label indicates
that this update is well tested but would benefit from additional
community testing before it is distributed automatically to all of our
customers. The Camera Raw 7.1 update includes support for many new cameras and lens profiles. A release candidate build of DNG Convertor 7.1 is also provided.Sunday, 13 May 2012
The rule of thirds
The rule of thirds is a compositional rule of thumb in visual arts such as painting, photography and design.
The rule states that an image should be imagined as divided into nine
equal parts by two equally-spaced horizontal lines and two
equally-spaced vertical lines, and that important compositional
elements should be placed along these lines or their intersections.
Proponents of the technique claim that aligning a subject with these
points creates more tension, energy and interest in the composition
than simply centering the subject would.photo basics
First of all, artistic skills cannot be taught,
so do not get disappointed too fast. You have to learn how to "see"
things rather than just watch or copy. If you take a photo and then
give it to 10 people you will get 10 different interpretations and
approaches meaning 10 pictures!
If you ask a photographer how to photograph
things, he will certainly describe you the technical details, but he
will fail to make you feel the same he felt when he released the
shutter. These things are rather felt than taught.
Wednesday, 9 May 2012
Full Moon has passed
09 May 2012
It’s been a
while since I bought my Canon EOS 60D and I have been striving to use it
effectively from the time it arrived. I feel I must not waste it though
on average shots (something that I am sure can not be avoided in the future) so
I somehow want to prepare my shots in advance. I previously owned a
different class camera (a 12 Mpixel Canon EOS 450D) and whenever I felt
pressure from daily issues of life and work, I took it with me and disappeared
for a few hours. This is what I plan to do in a few days, time and work
permitted, since I also want to discover the new limits of my 18 Mpixel camera
in combination with the high ISO value I can use (apparently up to 1600).Sunday, 6 May 2012
2002 The last shots of my analog camera
1993 Getting interested
The year is
1993 and I was still getting to know the dials and buttons of my camera, I learned that the
little needle inside had to be within the circle in order to achieve best
exposure and I had certain limits when "strecthing it". In order to achieve this I had
to consider 3 things:- The aperture dial
- The shutter speed
- Film sensitivity
If all of
the above reached the lowest allowed limit, my best chance was a flash. But one
by one all of these ways had some limitations to consider.
Saturday, 5 May 2012
Nikon Investigating Issue of D4 and D800 DSLRs Locking Up During Usage; Offers Temporary Fix
Thursday, 3 May 2012
UNDERSTANDING CAMERA LENSES
Wednesday, 2 May 2012
Adobe issues ACR 6.7 - final version of Camera Raw for CS5
Tuesday, 1 May 2012
Christening Of Elena
29th of April 2012 - Christening of Elena
| Canon EOS 60D |
My first christening with my newly acquired Canon EOS 60D. New camera, I had not scouted the church before, no test shots, the main photographer had lights without frequency sync, so everyone with a compact camera could trigger the flashguns! Very kind and aware, the main photographer asked me not to use my flash since I triggered the flashguns. After a while she understood I was not the only one with a camera flash in the church. The only thing I could do for her was to wait every time until she took the shot she wanted, to shoot mine.
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