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An endoscope apparatus includes: a reference image generating section that generates a reference image to be used for determining whether an inspection object is non-defective or defective; and a mixer that outputs the reference image in a superimposed manner on an endoscopic image from an endoscope

An endoscope apparatus includes: a reference image generating section that generates a reference image to be used for determining whether an inspection object is non-defective or defective; and a mixer that outputs the reference image in a superimposed manner on an endoscopic image from an endoscope, the endoscopic image being obtained by photographing the inspection object, in a predetermined inspection mode, and an image of the inspection object and the reference image are displayed in a superimposed manner, to thereby facilitate a non-defective/defective determination and improve an operability in an inspection.

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1. An apparatus comprising: a processor comprising hardware, wherein the processor is configured to: generate a moving image of an inspection object based on signals acquired from an image sensor of an endoscope that converts an object image of the inspection object to the signals;control a display

1. An apparatus comprising: a processor comprising hardware, wherein the processor is configured to: generate a moving image of an inspection object based on signals acquired from an image sensor of an endoscope that converts an object image of the inspection object to the signals;control a display to display the moving image;generate a user-generated reference image for determining whether the inspection object is non-defective or defective, wherein the user-generated reference image is generated based on a first handwriting operation of a user received by an input device as the moving image is displayed by the display;control the display to display the user-generated reference image superimposed on the moving image;generate a user-generated inspection result image based on a second handwriting operation of the user received by the input device, wherein the user-generated inspection result image indicates an inspection result of whether the inspection object is non-defective or defective;control the display to display an inspected image comprising the user-generated reference image and the user-generated inspection image superimposed on the moving image; andcontrol a storage device to store the inspected image. 2. The apparatus according to claim 1, wherein the processor is configured to: generate one or more predetermined reference images based on a corresponding one or more predetermined reference image information stored in advance in the storage device; andcontrol the display to display the one or more predetermined reference images superimposed on the moving image. 3. The apparatus according to claim 2, wherein the processor is configured to: selectively read out at least one of the one or more predetermined reference image information based on a selection by the user; andgenerate the one or more predetermined reference images based on the at least one of the one or more predetermined reference image information selectively read out. 4. The apparatus according to claim 2, wherein the processor is configured to cause the storage device to store information on the user-generated reference image as the one or more predetermined reference image information stored in advance which can be selectively read out in the future to generate the one or more predetermined reference images. 5. The apparatus according to claim 2, wherein the processor is configured to adjust a display position where the one or more predetermined reference images are superimposed on the moving image. 6. The apparatus according to claim 2, wherein the processor is configured to control the storage device to store an image in which the one more predetermined reference images are superimposed on the moving image. 7. The apparatus according to claim 2, wherein each of the one or more predetermined reference images is a shape image of the inspection object in a non-defective state or a shape image of the inspection objection in a defective state. 8. The apparatus according to claim 2, wherein at least one of the one or more predetermined reference images is an image of characters. 9. The apparatus according to claim 2, wherein at least one of the one or more predetermined reference images is an image of a part of an outline of the inspection object. 10. The apparatus according to claim 2, wherein the processor is configured to: select a plurality of the predetermined reference image information stored in advance in the storage device; andcontrol the display to display a corresponding plurality of the predetermined reference images based on the plurality of the predetermined reference image information selected. 11. The apparatus according to claim 1, further comprising: the display; anda touch panel disposed on a display screen of the display section, wherein the touch panel is the input device configured to receive the first handwriting operation and the second handwriting operation of the user. 12. The apparatus according to claim 1, wherein the processor is configured to receive the second handwriting operation of the user during control of the display to display the user-generated reference image superimposed on the moving image. 13. A method comprising: setting a distance between an inspection object and an image sensor arranged at a distal end portion of an insertion portion of an endoscope a prescribed distance;generating one or more a reference images to be used for determining whether the inspection object is non-defective or defective, wherein one of the one or more reference images is an image of a part of an outline of the inspection object,generating a moving image of the inspection object based on signals acquired from the image sensor that converts an object image of the inspection object to the signals; andsuperimposing the one or more reference images on the moving image, wherein the superimposing comprises superimposing the image of the part of the outline of the inspection object on a portion of the moving image showing a recessed portion of the inspection object. 14. The method according to claim 13, wherein the generating the one or more reference images comprises generating a user-generated reference image, as one of the one or more reference images, based on a handwriting operation of a user received by an input device. 15. The method according to claim 13, wherein another of the one or more reference images is a scale image,wherein the method further comprises adjusting a display position where the scale image is superimposed on the moving image. 16. The method according to claim 13, further comprising: wherein another of the one or more reference images is an image of a shape of a non-defective inspection object or an image of a shape of a defective inspection object, andwherein the method further comprises adjusting a display position where the image of the shape of the non-defective inspection object or a display position of the image of the shape of the defective inspection object is superimposed on the moving image. 17. The method according to claim 14, wherein the generating the user-generated reference image comprises generating the user-generated reference image based on the handwriting operation of the user in a state where the moving image of the inspection object is displayed. 18. A method comprising: generating a moving image of an inspection object based on signals acquired from an image sensor of an endoscope that converts an object image of the inspection object to the signals;controlling a display to display the moving image;generating a user-generated reference image for determining whether the inspection object is non-defective or defective, wherein the user-generated reference image is generated based on a first handwriting operation of a user received by an input device as the moving image is displayed by the display;controlling the display to display the user-generated reference image superimposed on the moving image;generating a user-generated inspection result image based on a second handwriting operation of the user received by the input device, wherein the user-generated inspection result image indicates an inspection result of whether the inspection object is non-defective or defective;controlling the display to display an inspected image comprising the user-generated reference image and the user-generated inspection image superimposed on the moving image; andcontrolling a storage device to store the inspected image. 19. A non-transitory computer-readable recording medium storing instructions that cause a computer to at least perform: generating a moving image of an inspection object based on signals acquired from an image sensor of an endoscope that converts an object image of the inspection object to the signals;controlling a display to display the moving image;generating a user-generated reference image for determining whether the inspection object is non-defective or defective, wherein the user-generated reference image is generated based on a first handwriting operation of a user received by an input device as the moving image is displayed by the display;controlling the display to display the user-generated reference image superimposed on the moving image;generating a user-generated inspection result image based on a second handwriting operation of the user received by the input device, wherein the user-generated inspection result image indicates an inspection result of whether the inspection object is non-defective or defective;controlling the display to display an inspected image comprising the user-generated reference image and the user-generated inspection image superimposed on the moving image;and controlling a storage device to store the inspected image.