Panasonic A230 User Manual

OCR Type A23020 − 320.1 Specifications20.1 SpecificationsItem SpecificationFrame memory 512 × 480 (pixels) × 256 gradationsOperator interface Menu selection using special−purpose keypad (English/Japanese switchable)Monitor display Can be switched between Gray Scale Memory, Gray Scale Thru and Gray Scale NGProcessing Gray scale 8bit 256 gradationsNumber of product types 32Position andRotation position8 per typeRotation positionadjustmentfunctionSequence setting by matching/gray scale edgePriority adjustment function, Multi−stage adjustment functionCharacterrecognitionMax. 8 per typeArea: RectangleInspection method: Outputs character label with highest match with specified dictionary.Processing: Character reading using Neural NetworkInspection object: Black/white specification possibleInspection direction: Right to left, left to right, up to down, and down to upCharacter segment: Gray scale, automatic binarization, fixed binarization, with swelling/shrinking functionAdjustment: Position and rotation adjustment groupOutput value: Read character string (16 characters max.)Other: Read function for joined characters and ability to specify characterstrings for judgmentDictionary forcharacterrecognition5 max. (equipped with OCR−A and OCR−B fonts)40 characters max. (36 alphanumeric characters and 4 symbols) per dictionary3 patterns max. per character16 per typeInspectionfunctionsCharacterverificationCharacter quality inspection using matching, subtraction and labeling.(Supports up to ±30 degrees rotation for each character.)Character/Pattern detection selection method:Character:Possible to inspect up to a maximum of 30 characters.Auto pattern registration function that uses an original character segmentation function.It is possible to set so that only character edges are masked during pattern registration.Pattern:Patterns can be registered without character segmentation.Output: Number of detections, Detection position, Maximum differential, Number of differ-entials, and Correlation value for each character.Judgment: OK/NG for whole characters and individual characters.4 per typeSmart matching(sub−pixelprocessing)Includes a subtraction processing function that operates after detection matchingSub−pixel accuracy multiple detection matching by gray scale correlation processingRotation by raster detection and raster detection position ( 30 degrees)Output: number of detected items, correlation values, detection position and angle, teachingregistration changes possible from external sourceJudgment learning function via smart template32 per typeLead inspection(sub−pixelprocessing)Detection at gray sub−pixel unitArea specification: Line or rectangleScan method: Single, gray filter/widthDetection position: Dual edge detectionOutput: Number of leadsJudgment: Number of leads, pitch, width, and overall judgment32 per typeGray edge(sub−pixelprocessing)Detection at gray sub−pixel unitsArea specification: Line or rectangleScan method: Single/projection, gray filter/widthDetection position: Edge, front edge and rear edge, maximum differential value, or multipleedge (256 max.)Output: Detected edge coordinates, number of detectionsJudgment: Number of detections32 per typeGray window Area: Rectangle, polygon (3 to 16 points), circle or ovalMask area: None, rectangle, polygon (3 to 16 points), circle or ovalOutput value: Gray scale mean value