Laboratory investigation and evaluation of a ring-shaped actively heated fiber-optic distributed sensing sensor for flow-speed quantification in boreholes – ESS Open Archive

Laboratory investigation and evaluation of a ring-shaped actively heated fiber-optic distributed sensing sensor for flow-speed quantification in boreholes  ESS Open Archive Source link

More sensor, more aperture, more possibilities? Our test of the DJI Osmo Action 6

The camera is sold in numerous bundles with varying accessory sets; the screenshot below shows a few examples. DJI sent us the Adventure Combo, which includes a 1.5 m selfie stick, three batteries, and a triple charger, plus additional accessories like the Osmo Action grip with built-in extra battery, ND filters, and macro and wide-angle …
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