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                    ... operate on the basis of light-beam interruption, commonly referred to as beam break, to determine the location of touch events. Infrared uses an array of X-Y infrared LED and photo detector pairs around the...
 
                    ... display, showing more comprehensive density and colorimetric indexes in one screen, making your operation more convenient and freer, checking the information you want very soon. 3.2. Dual Array 256 Image El...
 
                    ...instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, the full spectrum led with high life as the ligh...
 
                    ...instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, the full spectrum led with high life as the ligh...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, the full spectrum led with high lif...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...
 
                    ... independent intellectual property rights. The instrument adopts 1000 line precision blazed grating as the spectroscopic element, the silicon photocell array with large photosensitive area as the detector, t...