illustration of a rear drive utilizing beveled gears
{"Image Make": "NIKON CORPORATION", "Image Model": "NIKON D7000", "Image Orientation": "Horizontal (normal)", "Image XResolution": "300", "Image YResolution": "300", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Ver.1.02", "Image DateTime": "2013:03:08 13:03:43", "Image Artist": "KEN AIKEN", "Image WhitePoint": "313/1000", "Image PrimaryChromaticities": "16/25", "Image Copyright": "2012-KEN AIKEN", "Image ExifOffset": "404", "EXIF ExposureTime": "1/200", "EXIF FNumber": "7/2", "EXIF ExposureProgram": "Program Normal", "EXIF ISOSpeedRatings": "200", "EXIF ExifVersion": "", "EXIF DateTimeOriginal": "2013:03:08 13:03:43", "EXIF DateTimeDigitized": "2013:03:08 13:03:43", "EXIF CompressedBitsPerPixel": "2", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "17/5", "EXIF MeteringMode": "Pattern", "EXIF LightSource": "Unknown", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "60", "EXIF SubSecTime": "00", "EXIF SubSecTimeOriginal": "00", "EXIF SubSecTimeDigitized": "00", "EXIF FlashPixVersion": "", "EXIF ColorSpace": "Uncalibrated", "EXIF ExifImageWidth": "1882", "EXIF ExifImageLength": "1501", "EXIF SensingMethod": "One-chip color area", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF DigitalZoomRatio": "1", "EXIF FocalLengthIn35mmFilm": "90", "EXIF SceneCaptureType": "Standard", "EXIF GainControl": "None", "EXIF Contrast": "Normal", "EXIF Saturation": "Normal", "EXIF Sharpness": "Normal", "EXIF SubjectDistanceRange": "0", "EXIF Gamma": "11/5"}