cameras

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  • Study: Cell phone uses increasing; what about for making calls?

    Posted November 29, 2012 - 1:01 pm

    New Pew survey finds that people increasingly use their cell phones for all sorts of things, but what about actually making phone calls?
  • Take a great photo every time: a preflight checklist

    Posted August 20, 2012 - 9:51 pm

    They say the bumpiest part of any flight is when the human pilot turns off the autopilot and takes over the controls. Photography is similar: Your camera is generally a lot more knowledgeable about exposure controls than you are, and under typical conditions, it'll take better photos than if you tried adjusting the settings yourself. Don't get me wrong--I absolutely recommend taking control of your camera to shoot better photos. But when you fiddle with your camera, that's when you can accidentally adjust settings incorrectly, leading to a ruined photo. This week: My preflight checklist of things to double-check to make sure your camera is set back to its "default" state for error-free photography.
  • Create beautiful star-trail photos with almost any camera

    Posted July 16, 2012 - 4:43 pm

    If you're a space geek like me, you know that this has been a great season. Not only did we get to witness the extraordinary transit of Venus across the sun in June, but we also enjoyed a spectacular annular solar eclipse in May. And more recently, NASA announced that one of the Voyager probes has finally left the solar system for interstellar space.
  • Review

    Keeping an eye out: we review three video surveillance systems

    Posted June 16, 2012 - 5:35 am

    Using strong passwords, the latest antivirus software, robust firewalls, and other software security tools can keep your business safe from hackers and other evildoers intent on stealing data or unleashing mayhem on your computers via the Internet, but such protections are fundamentally useless when it comes to guarding those very computers or your business's other tangible assets from outright theft. They can't tell you that someone has broken a window or jimmied a lock and is now busy prowling inside your office, store, or warehouse, stealing you blind.
  • The Lytro camera: Too little for too much

    Posted March 31, 2012 - 7:39 am

    My editor will be glad to know that this week, in contrast to the last few Gearhead columns I will not be discussing AT&T, ADSL (+ or otherwise), or Motorola DSL modems.
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