Disclosed is an intelligent monitoring method for soil moisture status based on remote sensing technology, including the following steps: dividing a monitoring region into a plurality of sub-regions by a processing end, acquiring image data of various sub-regions on the basis of remote sensing satellites, acquiring multi-source data related to soil moisture status of the monitoring region on the basis of sensor devices, and pre-processing the image data and the multi-source data; comprehensively analyzing the image data and the multi-source data, and assessing soil moisture status of the various sub-regions; and comprehensively analyzing overall soil moisture status of the monitoring region according to the soil moisture status of the various sub-regions. The soil moisture status of the monitoring region is assessed after the multi-source data is comprehensively analyzed by the monitoring method, bringing about a more comprehensive and accurate analysis.

Multiscale lens systems and methods for imaging well plates and including event-based detection is disclosed. In some embodiments, the multiscale lens systems and methods provide a multiple read-head optical detection system, a step-and-shoot optical detection system, a multiscale microlens optical detection system, and/or a multiscale GRIN lens optical detection system. Further, a fluidics system may include a liquid handling system and a multiscale optical detection system in relation to a well plate. Further, a method of using a multiple read-head optical detection system is provided. Further, a method of using a step-and-shoot optical detection system is provided. Further, a method of using a lens array optical detection system is provided.

Apparatus for measuring light scattering of a sample comprising a light beam source, means for collimating the beam and making it impinge on the sample in a perpendicular direction, at least one light sensor, and at least one spatial filter between the sample and the optical sensor, provided with two apertures, means for measuring the total power reaching the sensor and means for measuring the power of beams with a low k vector after the beam traverses the filter. The invention provides thus a simplified, portable and compact device for measuring different parameters like haze, turbidity, etc. can be built, for any sample and without the need of changing detectors.

A system for measuring optical signal detector performance includes an optical signal detector comprising a first detection channel having a first light source and a first sensor. The first detection channel is configured to emit and focus light generated by the first light source at a first detection zone, and to receive and focus light on the first sensor. The system also includes a controller operatively coupled to the optical signal detector and configured to determine an operational performance status of the optical signal detector based on at least one of (i) a first measured characteristic of light focused on the sensor while a first non-fluorescent surface portion is in the first detection zone and (ii) a second measured characteristic of light focused on the sensor while a void is in the first detection zone. The optical signal detector can be a fluorometer.

The present invention relates to a device for the measurement of transmittance of liquid samples comprising an emission apparatus, sample chamber, and detection apparatus. The emission apparatus comprises light emitters and a substrate defined by at least partially reflective boundary surfaces and exit points for light from the emitters.

The present invention provides a biomolecule image sensor in which detection molecules are deposed on a light receiving surface of an image sensing element, and method thereof for detecting biomolecule.

The present disclosure provides techniques for singulating parcels. In certain aspects, a method for singulating parcels includes obtaining one or more images of a first portion of a conveyor conveying one or more parcels, detecting at least one parcel being conveyed along the conveyor based on the one or more images, determining a defect associated with the at least one parcel, generating a corrective action for addressing the defect associated with the at least one parcel, and causing a visual indication device to provide a visual indication of the corrective action for addressing the defect.

A selective gas sensor has a light source, a sensor chip and a light detector. The sensor chip has an optical input and an optical output. The light source is optically connected with the optical input of the sensor chip. The optical output of the sensor chip is optically connected with the optical input of the light detector with ability to guide a light from the light source output to the optical input of the light detector The sensor chip includes a substrate, an asymmetric Mach-Zehnder interferometer, including multiple asymmetrical Mach-Zehnder interferometer structures optically connected in parallel, each having different pores size of the polymer cladding and has multiple outputs that correspond to each of the Mach-Zehnder interferometer structures outputs The pore sizes of each polymer cladding differ by 0.02 nm to 0.1 nm. A method for manufacturing the proposed selective gas sensor is also disclosed.