วันพุธที่ 14 ธันวาคม พ.ศ. 2554

How to pick the Best Thermal Infrared Camera?

Perhaps you are searching for a thermal infrared camera. However, it is very foremost for you to know the basal characteristics of thermal infrared cameras which can influence the capability of the infrared photos produced by these cameras. Consequent through and this report will provide you a clearer view of the two major factors that may influence the capability of thermal image:

The Pixel Resolution: This is one foremost factor to consider. Remember that the usual resolution aspect of infrared cameras is lower than the regular digital photography which is nearby 10 Megapixels or more. The usual resolution of the thermal imaging infrared camera is 160x120, which is equivalent to 19,000 pixels like the Irisys' Iri-4010. The Flir T360 or Flir T400 is medium resolution Tic that produces 76,800 pixels sharp images. Images of nearby 640x480 which is equivalent to 307,200 pixels are produced by very expensive high resolution cameras.

Best Digital Cameras Of 2010

Consider first your budget, the image capability you wanted, and the application so you can honestly select the standard camera resolution. Take note that even a high resolution thermal camera can yield images of only 640x480 which fits only a part of a 22" monitor.

The image produced by the camera when you growth the image discrepancy is well thought about through thermal sensitivity. Thermal sensitivity varies according to the climatic characteristic of the object. The slope of the sensor's yield signal will rise as the object climatic characteristic increases.

I have here an example to make things clearer. Let us take a look at the discrepancy between a thermal infrared camera having 50mK thermal sensitivity and the one with 100mK sensitivity is 100 percent better. A high resolution thermal imaging camera like Flir B200 is a great camera with good sensitivity of 80mK.

There are two basic types of infrared cameras. The un-cooled and the Cryogenically cooled. The infrared detector aspects of the un-cooled are set up in the unit that operates at room temperature. This type of camera will not yield any noise, provides a built-in battery pack, and activates fast.

The Cryogenically cooled version of camera is a bit expensive and more fragile. The components are cooled to below 0C or 32F at icy point. The extreme resolution and high thermal sensitivity offer better view as low as.2F or 1C from beyond 1000 feet or about 300 meters apart. This can already detect somebody holding a weapon from this far. There is no doubt that thermal infrared camera is among the most desired electronic gadget in 2010 and in the future.

How to pick the Best Thermal Infrared Camera?

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