Blog Archives

Digital Asset Management with digiKam

Although digiKam is first and foremost a photo management application, you can put it to other practical uses. For example, digiKam offers all the features you need to manage your digital assets (like photos, scanned images, audio files, and videos),

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Posted in Photography, Scribbles

The 20 Best Science Images of 2015

From particles in a mouse’s lung to a cross section of a cat’s tongue to the nervous system of a fruit fly larva, the winning images of the 2015 Wellcome Image Awards showcase things you didn’t think it was possible

Posted in Photography

Control Camera via Web with gPhoto2 Bottle

While tethered shooting applications like Entangle allow you to control the camera connected to your Linux machine, they do have their limitations. You need a screen and a keyboard attached to the computer to operate the application, and in many situations

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Posted in Open Source, Photography, Scribbles, Software

Raspberry Pi-Based Cable Shutter Release — Now with DIY Optocouplers

While a transistor-based cable shutter release does the job, it has one drawback. Grounding the camera to Raspberry Pi can cause the machine or the camera to have a negative ground. This might lead to a higher total voltage difference and could damage either of

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Posted in Hardware, Photography, Scribbles

Build a Raspberry Pi-Based Cable Shutter Release for Sony Cameras

Replacing a simple and inexpensive remote cable release for your camera with Raspberry Pi may seem like a classic case of over-engineering, but using the tiny machine to control the camera opens up a whole new world of photographic opportunities. Using

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Posted in Hardware, Photography

Using Manual Focus Lenses with SONY NEX Cameras

With a relatively inexpensive adapter, your SONY NEX camera becomes an admission ticket to the wonderful world of manual focus legacy lenses. And you are not limited to a specific lens maker, either: there are adapters that allow you to use practically

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Posted in Photography

digiKam Quick Tip: Group Photos by Format

Using the View → Group Images → By Format command, you can group photos in albums by format. This feature can come in useful for managing albums containing photos in different formats: JPEG, TIFF, RAW and video files, etc. Run the command, and

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Posted in Photography, Scribbles

Recipes for automated and streamlined photographic workflow on Linux

Practical advice for Tokyo nighttime photography

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