| A | B |
| image | a representation or picture of an object |
| magnify | enlargement of the image of an object |
| lens | a device with at least one curved surface which changes the path of light |
| refraction | the bending of light waves which alters the appearance of an image |
| simple microscope | a device with one lens designed to enlare the image of an object |
| compound light microscope | a microscope with more than one lens using light as the illuminating source |
| working distance | the distance between the objective lens and the specimen |
| field of view | the illuminated area as seen under the microscope |
| depth of field | the amount of (thickness) off the image that is in sharp focus at one time |
| electron microscope | the ability of the microscope to show objects or parts of objects as seperate |
| resolving power | the abililty of the microscope to show objects or parts of objects as seperate |
| micrometer | equal one millionth of a meter and is the unit of measure under the microscope |