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The MidOpt SP510 Blue Shortpass Filter passes blue light while blocking the green and red portions of the spectrum
this separation makes it possible to post-process the red and blue channels for NDVI by performing the calculation: NDVI = (red – blue) / (red + blue)
high-transmission passband
Infrared (IR) wavelengths are absorbed
Near-Infrared (IR) Interference Bandpass Filter, 740-765nm - MidOpt Bi750 Filter Kits The MidOpt SP510 Blue ShortpassThe MidOpt Bi750 Near Infrared (IR) Interference Bandpass Filter can be used to highlight dyes used in labeling, packaging and manufacturing. These markings often do not stand out when viewed under visible (VIS), white or colored light. Use of a Bi750 placed filter over the camera sensor or cameras objective lens can eliminate interfering VIS and longer wave near IR (NIR) light in order to greatly improve contrast detection. MidOpt Bandpass Filters
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