parts of a microscope course adjustment knob moves objective up and down, rough focus
{"Image DocumentName": "Parts of a Microscope Course Adjustment Knob \u2013 moves objective up and down, rough focus.", "Image ImageDescription": "Fine Adjustment Knob \u2013 moves objective slowly for clear focus.", "Image XResolution": "200", "Image YResolution": "200", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}