If you’ve spent much time looking through a microscope, you know that their narrow depth of field can be a bit challenging to deal with. Most microscopes are designed to only have a very thin slice of ...

The M25 multi-focus microscope uses separate cameras to capture images from 25 focal planes at different depths in a sample. (Photo by Eduardo Hirata) The aberration-corrected multi-focus microscopy ...

The World Health Organization estimates that 1.3 million people worldwide died from tuberculosis in 2008. It’s definitely a disease to be taken seriously, so when people in remote locations are being ...

A new imaging technique creates microscopic three-dimensional views of tissues within a patient’s body and can update those images several times a second. The technology could be a boon for guided ...

Sometimes, less is more. Sometimes, more is more. There is a type of person who believes that if enough photos of the same subject are taken, one of them will shine above the rest as a gleaming ...

Focus rings let you manually adjust the focus of your images—video too, on select DSLRs—but they aren't particularly smooth. A DIY focus knob gives you finer control over the range of focus. Photo by ...

Touching your camera to re-focus its lens while filming your next budget masterpiece isn't necessarily a good idea, and lugging a laptop around to handle the task remotely isn't exactly practical for ...

This $400 knob proves that the SLR really is the movie camera for today's indie filmmakers. It's called the Okii Systems USB Follow Focus, and it does what it says, allowing you to control the focus ...