HITACHI HIGH-TECH SCIENCE CORPORATION

Disclosed is an apparatus for acquiring polarized images attached to a thermal analysis apparatus including a pair of sample containers housing a measurement sample and a reference sample, respectively, and a heating furnace, configured to observe at least the measurement sample through a window or an opening of the heating furnace, and including an attachment section attached to the thermal analysis apparatus, a light source, a polarizer configured to polarize light emitted from the light source, a camera and an analyzer polarize light reflected from the measurement sample or the reference sample to enter the camera after the measurement sample or the reference sample is irradiated via the window or the opening with polarized light transmitted through the polarizer. A first optical path of the polarizer and a second optical path of the analyzer are not parallel, and both the polarizer and the analyzer are rotatable.

The apparatus is attached to a thermal analyzer including a pair of sample containers and a heating furnace having a window or an opening through which at least the measurement sample can be observed, and includes an attachment unit, a light source, a polarizer constituting a polarizing filter that polarizes irradiation light emitted from the light source, a camera, a half mirror, a rotation mechanism and an analyzer constituting a polarizing filter configured to polarize reflected light through the half mirror and to introduce the resulting polarized light of the reflected light into the camera, in which the polarized light irradiates the sample after passing through the window or opening and then reflects from the sample wherein the analyzer, the half mirror, and the light source are fixed to a fixing member and the rotation mechanism rotates the fixing member in a polarization direction of the analyzer.

When a measurement sample whose absorbance greatly changes depending on a wavelength range is measured, measurement with a high S/N ratio and accuracy can be efficiently performed in a short time. For a plurality of wavelength ranges in wavelength scanning measurement of a measurement sample, based on measurement conditions including one of a plurality of dimming plates ( 16 a to 16 e ) to be disposed in each wavelength range and a scanning speed of a wavelength to be set in each wavelength range, when wavelength scanning measurement in which the entire measurement wavelength range including all of the plurality of wavelength ranges is scanned at once is performed, a spectrophotometer ( 100 ) changes one of the plurality of dimming plates ( 16 a to 16 e ) and the scanning speed according to the measurement conditions for each wavelength range.

Provided is a spectrofluorophotometer acquiring both a spectrum and a sample image in measurement of fluorescence of a liquid sample. A spectrofluorophotometer includes a light source, an excitation-side spectroscope that performs spectral dispersion of light of the light source and generates excitation light, a fluorescence-side spectroscope that performs spectral dispersion of fluorescence emitted from a sample irradiated with excitation light into monochromatic light, a sample container installation portion for holding a sample container which receives a liquid sample and is formed of a transparent material, a detector that detects fluorescence emitted from the liquid sample, and an image capturing device that captures a sample image of a sample emitting fluorescence. The sample container installation portion includes a port for allowing excitation light to pass therethrough, a port for allowing fluorescence emitted from a sample to pass therethrough, and a port for allowing the image capturing device to observe a sample.

A spectroscopic analysis system includes: an operation panel configured to receive an input of at least one of an upper limit value of a measurement period of a spectroscopic analysis spectrum or a lower limit value of measurement accuracy as a user setting condition related to measurement of the spectroscopic analysis spectrum of a sample; and a control unit configured to derive a predetermined recommended measurement condition that satisfies the user setting condition and cause a display unit to display the recommended measurement condition, in which the recommended measurement condition is at least one of a wavelength range of light to be used for measurement of the spectroscopic analysis spectrum, a sampling interval of a wavelength of the light, a slit width of a diffraction grating of a spectroscope that disperses the light, or a sweep speed of the wavelength of the light.

Disclosed is a liquid chromatographic data processing apparatus capable of easily setting appropriate analytical conditions while taking sensitivity performance into account. The liquid chromatographic data processing apparatus includes a data processing unit that generates display data for performing a display in accordance with correspondence relationships of diameters of particles of a column filler that is data concerning an analytical condition of a chromatography apparatus and analytical characteristics that is data concerning separation performance, and a sensitivity performance index.

Disclosed is an apparatus for acquiring polarized images attached to a thermal analysis apparatus including a pair of sample containers housing a measurement sample and a reference sample, respectively, and a heating furnace, configured to observe at least the measurement sample through a window or an opening of the heating furnace, and including an attachment section attached to the thermal analysis apparatus, a light source, a polarizer configured to polarize light emitted from the light source, a camera and an analyzer polarize light reflected from the measurement sample or the reference sample to enter the camera after the measurement sample or the reference sample is irradiated via the window or the opening with polarized light transmitted through the polarizer. A first optical path of the polarizer and a second optical path of the analyzer are not parallel, and both the polarizer and the analyzer are rotatable.

An analyzing apparatus includes a memory unit that stores analysis conditions of each standards specifying analysis conditions for each analytical technique, a control unit, and an analysis unit that performs an analysis in accordance with a predetermined analytical technique. The control unit reads out the analysis conditions of the standard, and the control unit displays analysis conditions in time sequence, the displayed analysis conditions being necessary for the analysis and selected from out of the read-out analysis conditions, or the control unit prompts to input the analysis conditions in time sequence. When the analysis conditions are input, the control unit determines whether or not the input analysis conditions comply with the read-out analysis conditions, and in a case where a result of the determination is positive, the control unit displays a next analysis condition being necessary for the analysis, or the control unit prompts to input the next analysis condition.

When a measurement sample whose absorbance greatly changes depending on a wavelength range is measured, measurement with a high S/N ratio and accuracy can be efficiently performed in a short time. For a plurality of wavelength ranges in wavelength scanning measurement of a measurement sample, based on measurement conditions including one of a plurality of dimming plates ( 16 a to 16 e ) to be disposed in each wavelength range and a scanning speed of a wavelength to be set in each wavelength range, when wavelength scanning measurement in which the entire measurement wavelength range including all of the plurality of wavelength ranges is scanned at once is performed, a spectrophotometer ( 100 ) changes one of the plurality of dimming plates ( 16 a to 16 e ) and the scanning speed according to the measurement conditions for each wavelength range.

A fluorescence photometer includes a photometer unit and an optical fiber unit. The photometer unit includes a light source, an excitation-side spectroscope for separating light emitted from the light source to generate excitation light, and a fluorescence-side spectroscope for separating fluorescent light emitted from a sample irradiated with the excitation light to generate monochromatic light. The optical fiber unit guides the excitation light to the sample placed outside the photometer unit and guides the fluorescent light emitted from the sample to the photometer unit and includes an image fiber for capturing an image of the sample, an excitation-side fiber arranged around the image fiber and for guiding the excitation light to the sample, and a fluorescence-side fiber arranged around the image fiber and to guide the fluorescent light emitted from the sample to the photometer unit. The excitation-side fiber and the fluorescence-side fiber are arranged to surround the image fiber.