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Class Information
Number: 356/28
Name: Optics: measuring and testing > Velocity or velocity/height measuring > With light detector (e.g., photocell)
Description: Subject matter wherein the measuring system includes means responsive to the received light.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4387993 |
Particle size measuring method and apparatus |
Jun. 14, 1983 |
| 4385830 |
Direct measurement of vorticity by optical probe |
May. 31, 1983 |
| 4351709 |
Method of obtaining the mean electrophoretic mobility of particles |
Sep. 28, 1982 |
| 4344520 |
Monitoring flow of rod-like articles |
Aug. 17, 1982 |
| 4329047 |
Optical velocity measuring apparatus of non-contact measurement type |
May. 11, 1982 |
| 4312592 |
Method and device for the measurement of linear speeds without contact and without marking |
Jan. 26, 1982 |
| 4311383 |
Method for determination of velocity and direction of motion of moving object by speckle patterns and apparatus therefor |
Jan. 19, 1982 |
| 4309104 |
Aircraft velocity-altitude measuring means |
Jan. 5, 1982 |
| 4304474 |
Arrangement for focusing the image of an object onto an image plane |
Dec. 8, 1981 |
| 4290693 |
Arrangement for measuring the range or speed of an object |
Sep. 22, 1981 |
| 4290047 |
Light detection, signaling and speed measurement system |
Sep. 15, 1981 |
| 4286872 |
Optical correlator |
Sep. 1, 1981 |
| 4283138 |
Low-flying object velocity-position tracing system |
Aug. 11, 1981 |
| 4283138 |
Low-flying object velocity-position tracing system |
Aug. 11, 1981 |
| 4273430 |
Photographic camera |
Jun. 16, 1981 |
| 4272189 |
Electro-optical projectile analyzer |
Jun. 9, 1981 |
| 4270862 |
Magneto-optic light deflector system |
Jun. 2, 1981 |
| 4257703 |
Collision avoidance using optical pattern growth rate |
Mar. 24, 1981 |
| 4253020 |
Apparatus for measuring projectile velocity |
Feb. 24, 1981 |
| 4242194 |
Apparatus for spectroscopic measurement of the velocity of particles in a fluid |
Dec. 30, 1980 |
| 4226535 |
Object measuring method and apparatus |
Oct. 7, 1980 |
| 4218119 |
System for controlling the exposure in a camera |
Aug. 19, 1980 |
| 4206999 |
Method and apparatus for ascertaining the magnitude and direction of the flow speed in a flowing medium |
Jun. 10, 1980 |
| 4206365 |
Optical correlator |
Jun. 3, 1980 |
| 4201467 |
Gas velocity meter |
May. 6, 1980 |
| 4199254 |
Method of measuring the quantity of movement of an object |
Apr. 22, 1980 |
| 4195425 |
System for measuring position and/or velocity |
Apr. 1, 1980 |
| 4191477 |
Process and apparatus for the separate evaluation of image contents in two coordinate directions of motion |
Mar. 4, 1980 |
| 4190361 |
Optical telemetering apparatus |
Feb. 26, 1980 |
| 4182570 |
Device for measuring a component of wind speed |
Jan. 8, 1980 |
| 4181432 |
Velocity measuring system |
Jan. 1, 1980 |
| 4176950 |
Laser Doppler velocity simulator |
Dec. 4, 1979 |
| 4175365 |
Method and apparatus for measuring distances |
Nov. 27, 1979 |
| 4168906 |
Differential Doppler velocity sensor |
Sep. 25, 1979 |
| 4167330 |
Velocity measuring system |
Sep. 11, 1979 |
| 4166695 |
Method and apparatus for measuring retinal blood flow |
Sep. 4, 1979 |
| 4163954 |
High energy coherent pulse source for laser system |
Aug. 7, 1979 |
| 4162509 |
Non-contact velocimeter using arrays |
Jul. 24, 1979 |
| 4158885 |
Guidance-light display apparatus and method for in-flight link-up of two aircraft |
Jun. 19, 1979 |
| 4155647 |
Optical apparatus for ballistic measurements |
May. 22, 1979 |
| 4154669 |
Automatic electrophoresis apparatus |
May. 15, 1979 |
| 4154529 |
System for detecting reflected laser beams |
May. 15, 1979 |
| 4142796 |
Blood flow measurement |
Mar. 6, 1979 |
| 4140060 |
Subcarrier modulated optical transceiver |
Feb. 20, 1979 |
| 4136950 |
Microscope system for observing moving particles |
Jan. 30, 1979 |
| 4135817 |
Apparatus for measuring an aircraft's speed and height |
Jan. 23, 1979 |
| 4130360 |
Laser altimeter/profilometer apparatus |
Dec. 19, 1978 |
| 4126392 |
Optical system for laser doppler velocimeter and the like |
Nov. 21, 1978 |
| 4123166 |
Optical detector of remote movement including cyclic scanning of target |
Oct. 31, 1978 |
| 4123167 |
Optical detecting system |
Oct. 31, 1978 |
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