Abstract:
The invention relates to an inspection system (10) for defect analysis of a wire connection (11) between a substrate (13) and a semiconductor component (15, 16) of a product (12), the inspection system comprising a first projection device (24), a line scan camera (28) and a processing device, the first projection device having at least one slit projection means (25), the slit projection means being capable of projecting a light slit (33) onto a wire (21, 22) of the wire connection, light of the light slit reflected by the wire in a detection plane (39) of the line scan camera extending perpendicularly, preferably orthogonally to a substrate surface (14) being detectable by means of the line scan camera, analysis image information of the product being derivable from a plurality of line scan image information of the line scan camera by means of the processing device, wherein the slit projection means is arranged in relation to the line scan camera in such a manner that the light slit can be projected onto the product so as to extend within the detection plane, the inspection system comprising a second projection device, the second projection device having at least one illuminating means (27), the illuminating means being capable of projecting diffuse light onto the product, light of the diffuse light reflected by the product in the detection plane being detectable by means of the line scan camera.
Abstract:
Vacuum clamping device for clamping workpieces, in particular for clamping flat substrates, such as wafers for example, comprising a base plate having a suction surface, wherein a plurality of suction openings are formed in the suction surface of the base plate, wherein the base plate can be connected to at least one negative-pressure device via at least one suction line, characterized in that the suction openings are arranged in a peripheral region of the suction surface of the base plate.
Abstract:
An inspection system and a method for analyzing defects in a product, in particular a printed circuit board product, a semiconductor wafer or the like, the inspection system includes a projection device , an optical detection device , and a processing device, the projection device having an illuminating unit and a spectrometer member configured to split white light into its spectral components and project a multichromatic light beam thus formed from monochromatic light beams onto a product at an angle of incidence β, the optical detection device having a detection unit comprising a camera and an objective , the camera being configured to detect the multichromatic light beam reflected on the product in a detection plane of the detection unit, the detection plane being perpendicular, preferably orthogonal, to a product surface of the product, the illuminating unit having at least two light-emitting diodes disposed in a row and an exit aperture extending along the row.
Abstract:
Vacuum clamping device for clamping workpieces, in particular for clamping flat substrates, such as wafers for example, comprising a base plate having a suction surface, wherein a plurality of suction openings are formed in the suction surface of the base plate, wherein the base plate can be connected to at least one negative-pressure device via at least one suction line, characterized in that the suction openings are arranged in a peripheral region of the suction surface of the base plate.
Abstract:
The invention relates to an inspection system (10) for defect analysis of a wire connection (11) between a substrate (13) and a semiconductor component (15, 16) of a product (12), the inspection system comprising a first projection device (24), a line scan camera (28) and a processing device, the first projection device having at least one slit projection means (25), the slit projection means being capable of projecting a light slit (33) onto a wire (21, 22) of the wire connection, light of the light slit reflected by the wire in a detection plane (39) of the line scan camera extending perpendicularly, preferably orthogonally to a substrate surface (14) being detectable by means of the line scan camera, analysis image information of the product being derivable from a plurality of line scan image information of the line scan camera by means of the processing device, wherein the slit projection means is arranged in relation to the line scan camera in such a manner that the light slit can be projected onto the product so as to extend within the detection plane, the inspection system comprising a second projection device, the second projection device having at least one illuminating means (27), the illuminating means being capable of projecting diffuse light onto the product, light of the diffuse light reflected by the product in the detection plane being detectable by means of the line scan camera.