Archive for the 'Interactive Photo-Effect Presentations' Category

Posts that contain interactive presentations that allow you to see the effect of some kind of technique, such as using a polarizing filter, changing shutter speed, or changing aperture.

Heading Out To Photograph The Fall Foliage? Don’t Forget The Polarizer Filter

Since writing "A Few Polarization-Filter Examples" several years ago, I've been meaning to do a post on a polarization filter's effects when shooting fall foliage. Over the years I've mentioned some effect or other of a polarization filer on my blog (such as here, here, and here), but I'm only now getting to filling in a huge deficiency of my 2007 post on making the best of bright light in fall-color photography by demonstrating how useful a polarizing filter can be when shooting foliage.

While at the Yoshiminedera Temple south of Kyoto during various trips last year, I did something [...]


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Walkabout with the Sigma Bigma: Versatility Galore

The photo immediately above is the Mt. Daimonji “大" visible from much of Kyoto. For comparison, this next shot was taken from about the same place, at 24 mm (as opposed to the 1,000mm of the picture above), from my Discovering Kyoto's Mt. Yoshida post a year ago...

Yesterday I offered some samples of Sigma's new "Bigma" 50-500mm superzoom with the 2× teleconverter attached, turning it into a 100-1,000mm f/9-f/13 zoom that also works as an almost 1-to-1 macro. I noted that first impressions were that using the teleconverter ("TC") lowers the optical quality considerably, and today's equally-informal tests support [...]


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Gettin’ Freaky With Lightroom Tone-Curve Presets

So, in my previous post, "Stupid Tone-Curve Tricks", I presented a few odd tone-curve presets for Lightroom that were of marginal utility. In this post, I present additional presets that are even more useless, if that's at all possible. (If you're not familiar with tone curves in Lightroom 3 beta 2, the aforementioned previous post has an introduction and useful links.)

In the presentations below, mouseover the little tone-curve squares under each screenshot to bring up an example of the preset to the screenshot. All the screenshots for a particular section are loaded upon first mouseover in that section, so [...]


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Overexposure and Underexposure, and the Compensation Thereof

On my way to see Anthony's first ski experience earlier in the month, I stopped by the Shirohige Shrine on the waters of Lake Biwa, in Takashima Japan, to take a few pictures. I posted a "washed out" picture of the shrine's main gate in the middle of the water that I'll repeat here:

I really like the washed-out effect in this shot, even though it's the exact opposite of what I generally try to get. I usually try to get the sunburst streaming in, like in these shots from my blog archive: Kouri Island (Okinawa) and Midwest America (Ohio) [...]


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Spot On: Camera Metering Basics

Cameras are not nearly as good at capturing a wide range of brightnesses as our eyes, so a high contrast scene that appears fine to our eyes often ends up with either washed-out highlights or dark, muddy lowlights, like the two shots above.

When using automatic exposure metering, most cameras default to trying to achieve a balance between the two extremes, often by sampling the scene across large areas of the frame. The simplest mode is for it to pick an exposure that averages the brightness levels seen throughout the frame, but this is apparently not very useful because it's [...]


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