Video Surveillance With Linux?
carl at youngbloods.org
Mon Apr 21 14:43:16 MDT 2008
My company, Confreaks, using high-end remote control Sony surveillance
cameras when we record conferences. They have a great zoom level and
good low light support, but they are not cheap:
The main reason we use these is that their servos allow for a lot
smoother movements than most surveillance cameras and their zoom is
really good, but they may not be right for you.
On Mon, Apr 21, 2008 at 1:37 PM, Brandon Beattie
<brandon+plug at beatties.us> wrote:
> Good cameras can be expensive if you need decent night vision distance
> (50+ feet). I've spent several hundred on a single camera to get the
> 540x720 resolution and great night clarity but if I had to do it over
> again I would put in two lower cost cameras for half the cost. Camera
> quality does very greatly but try to find something around 480 lines of
> verticle resolution, many cameras like the ones from costco area super
> cheap 380 lines and the quality isn't great. Cameras with the Sony HID
> chips are really good, sharp chips are okay (it's sometimes hard to find
> out which chip cameras have).
> One of the most limiting factors in picking a camera will be the lens.
> Most cheap cameras don't have a wide angle on them so design out how
> you'll aim them before you buy the cameras. Cameras with lens that can
> be swapped usually start around $200 each.
> If you don't need the highest quality cameras you can go with super
> cheap ones and it may work fine. The higher cost cameras buy you
> distance, clarity, color, and the ability to get wider angles so if
> you don't need those you can get away with cheaper cameras.
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