In a measuring apparatus, a plurality of design values in design values substituted in the correction computation equations for correcting a geometrical measurement error inherent in the measuring apparatus are set as variables, the variables are optimized by a numerical solution to obtain optimized correction computation equations. A measured value is computed by using the optimized correction computation equations obtained. For optimization of the variables, a master work is measured and the v...

A measuring apparatus and a measuring method are provided, with which an accurate length measurement and position checking are achieved using a simple structure. The measuring apparatus according to the present invention is provided with a first and a second parallel prisms which capture light rays respectively reflected from a first and a second locations on one surface of an object to be measured, an optical lens which converges or diverges the light rays from the first and the second parallel...

A measuring apparatus includes an interferometer for measuring a wavefront of light transmitted through a test object by interference between light under test passed through the test object and reference light, and measures a polarization characteristic of the test object. The measuring apparatus has a measuring unit for measuring a polarization characteristic matrix in a pupil plane of the test object while the reference light is blocked or a fringe scan is performed.

A measuring apparatus is provided that includes: a timing jitter calculator for calculating the first timing jitter sequence of the first signal and the second timing jitter sequence of the second signal; and a jitter transfer function estimator for calculating a jitter transfer function between the first and second signals based on frequency components of the first and second timing jitter sequences. The jitter transfer function estimator calculates the jitter transfer function, for a plurality...

Disclosed herein is a measuring apparatus equipped with a plurality of measuring units. Each measuring unit includes a dielectric block, a thin film layer formed on the dielectric block, and a sample holding mechanism for holding a sample on the thin film layer. The measuring apparatus is further equipped with an optical system for making a light beam enter the dielectric block at an angle of incidence so that a total internal reflection condition is satisfied at an interface between the dielect...

Disclosed herein is a measuring apparatus equipped with a plurality of measuring units. Each measuring unit includes a dielectric block, a thin film layer formed on the dielectric block, and a sample holding mechanism for holding a sample on the thin film layer. The measuring apparatus is further equipped with an optical system for making a light beam enter the dielectric block at an angle of incidence so that a total internal reflection condition is satisfied at an interface between the dielect...

An object of the present invention is to provide a measuring device and a measuring method capable of determining the number of averaging (the number of measurements automatically made in the measuring device) in the measuring device performing averaging process (automatically making plural measurements on a certain characteristic amount of a sample, and performing a process such as weight assignment, thereby obtaining an average value of measured results obtained from the plural measurements an...

A machine for measuring objects includes a piston that is hydrostatically supported in a cylinder. A rod projects from the piston and an injection nozzle is attached to the tip of the rod. A detector detects displacement of the piston in the cylinder. Pressurizing chambers are formed on either side of the piston. One of the pressurizing chambers is linked to the injection nozzle, and the other pressurizing chamber has a pressure control valve.

The invention relates to a measuring device for measuring aerosols, which measuring device comprises detection means (13), means (41) for conveying a signal from the detection means (13), a first insulation (43), a second insulation (44), and a supporting means (42). The first insulation (43) insulates the medium (41) from the supporting means (42), and the second insulation (44) insulates the detection means (13) from the supporting means (42). Also, the second insulation (44) is designed in su...

A measuring apparatus for measuring a distance from an object to be measured has, a transmitting means for alternately modulating amplitudes of a first continuous wave having a first frequency and a second continuous wave having a second frequency for transmitting a transmission signal as a carrier wave using an AM signal. The AM signal is produced by an AM producing circuit for modulating the amplitudes. The transmission signal is reflected as a reflection signal by the object to be measured an...