JP2003156643A5 - - Google Patents

Claims (14)

The refractive index is controlled by light irradiation so that the light receiving element is provided on the support substrate, the light emitting element is provided on the support substrate, and the light emitting element and the light receiving element are connected to the support substrate. A method for manufacturing an optical element, comprising: a step 3 for forming a material that can be formed; and a step 4 for forming a waveguide by irradiating the film with light. Step 1 of providing a light receiving element on the support substrate, Step 2 of providing a light emitting element on the support substrate, Step 3 of providing a substrate having a refractive index lower than that of the support substrate on the support substrate, and on the substrate having a low refractive index. An optical element manufacturing method comprising: a step 4 for forming a material whose refractive index can be controlled by light irradiation; and a step 5 for forming a waveguide by irradiating the film with light. Step 1 of providing a light receiving element on the support substrate, Step 2 of providing a light emitting element on the support substrate, Step 3 of providing an elastic body so as to connect the light emitting element and the light receiving element to the support substrate, An optical element comprising: a step 4 for forming a material capable of controlling a refractive index by light irradiation on an elastic body; and a step 5 for forming a waveguide by irradiating the film with light. Production method. 4. A method for manufacturing an optical element, comprising: adding a step of forming Bragg grading (hereinafter referred to as BG) by further irradiating the waveguide according to claim 1 with light. In the optical element according to any one of the above-described manufacturing methods, the material constituting the waveguide includes at least one kind of polymer main material, at least one kind of polymer, oligomer, or low substance that can induce a change in refractive index by light irradiation. An optical element comprising a molecular compound or inorganic fine particles. In the optical element according to any one of the manufacturing methods described above, the light emitting element used is an electroluminescent element, and the electroluminescent element is at an incident end of the waveguide and is a part of the waveguide. Optical element. 7. The method for producing an optical element according to claim 1, wherein a reaction capable of causing a physical and / or chemical reaction with an organic and inorganic gas, a liquid or a mixture thereof at least in a part of the waveguide. A process for producing an optical chemical sensor, comprising: a step A for forming a conductive thin film; and a step B for providing a coating material so that the compensation waveguide is not exposed to a test substance. An optical sensor according to any one of claims 1 to 7, wherein at least a detection waveguide, a compensation waveguide, a light emitting element provided at an incident end of the waveguide, and A reactive thin film capable of causing a physical and / or chemical reaction with organic and inorganic gases, liquids, or mixtures thereof on the surface of the waveguide, and further avoiding exposure to the compensation waveguide from the test substance. An optical chemical sensor, comprising: a covering material provided; and a light receiving element at a light exit end of the waveguide. 9. An optical sensor according to any one of claims 1 to 8, wherein at least a light emitting element provided at an incident end of a waveguide, a detection waveguide, and a detection written in a part thereof Bragg grading BG, compensation BG written in the compensation waveguide and a part thereof, and organic and inorganic gas, liquid or mixture on the surface of the waveguide may cause physical and / or chemical reaction. An optical chemical sensor comprising: a reactive thin film; a coating material provided on the compensation waveguide so as not to be exposed from a test substance; and a light receiving element at a light exit end of the waveguide. . In the optical chemical sensor according to any one of the manufacturing methods described above, at least one kind of polymer contained in the reactive thin film applied to the detection waveguide is polyvinylidene fluoride, phenol resin, novolak resin, epoxy resin, It is selected from polymers having a plurality of rings in the main chain and / or side chain, and the polymer is doped with a transition metal such as iron, aluminum, ruthenium, cobalt, nickel, platinum, gold, silver, etc. An optical alcohol sensor. In the chemical optical sensor according to any one of the above manufacturing methods, at least one kind of the polymer contained in the reactive thin film applied to the detection waveguide is polyacrylic acid, polymethyl methacrylate, acrylic acid and methyl methacrylate. An optical humidity sensor characterized by being selected from a copolymer of In the chemical optic sensor according to any one of the above manufacturing methods, at least one kind of polymer contained in the reactive thin film applied to the detection waveguide is selected from a halide-based polymer such as polyvinylidene fluoride, An optical carbon dioxide sensor, which is blended with polycabozole at an appropriate ratio, and the refractive index of the blend is higher than the refractive index of the waveguide core. 7. An optical sensor according to any one of claims 1 to 6, wherein at least a sensing unit that receives and displaces a force, a waveguide provided in the sensing unit, and the waveguide A partially formed BG, and a compensation waveguide having a BG formed in the vicinity of the displacement detection waveguide for measuring the Bragg wavelength of the compensation BG and compensating for the wavelength characteristics of the displacement detection BG; An optical force sensor comprising: a light emitting element provided at an incident end of the two waveguides described above; and a light receiving element provided at the other end. Propagation from the optical fiber by one of the optical sensors of any one of claims 8 to 13, arbitrarily selected, an optical fiber connected to a drive circuit, and a photodiode (PD) attached to the support substrate. An optical sensor module that receives a received optical signal and appropriately amplifies a photocurrent generated thereby to obtain a drive voltage.