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Showing posts with the label exposure

While running - digital photography benefits

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In the last few months, I have developed a new habit, the one of running every weekend a distance between 10 and 15 km. Recently I associated this healthy practice with listening to podcasts on my iphone, and the photography related ones are a natural choice. This post (and hopefully a series of posts that I plan to write on regular basis) is not about reviewing various podcasts, but its more about the ideas that I hear mentioned there and that I found interesting and worth elaborating about. Or ideas that kept me thinking as while running, my brain is relaxed and I have time to reflect, to make my own opinion and to agree or disagree with the speakers or podcast host.  This Sunday, while improving my longest distance to 15km, I had the chance to listen to two episodes of “Photography Tips from the Top Floor “(. The two main ideas that Chris Marquard was talking about in these two shows were:  is the digital photography a way to avoid risky decisions during out ...

Issues and tips in long exposure photography

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This week I had a lecture at Downstairs photo club here in Copenhagen. In front of about 30 people, I shown my work and I presented my ideas about long exposure technique and black and white photography. One of the parts that people seemed to be very interested about was the slide containing the tips for long exposure. All the issues that I am presenting here are real, and I was facing them during almost 2 years of using this technique; the solutions are the ones that I am currently using in order to avoid those problems. • focus is impossible with extreme ND filters on the lens. This one is rather obvious: when you place a 10 stops ND filter on the lens, the amount of light that is hitting the sensor is about 1000 times less than without the filter; this light is not enough for getting proper focus, neither automatic, nor manually. Focus, lock the focus, place the filters, shoot – this is the correct sequence that always works. For locking the focus, I half press the shooter...