How should people wearing spectacles work with a microscope? A. They should keep on wearing their spectacles. B. They should never use the microscope. C. They should take off their spectacles. D. They may either put on their spectacles or they may take off their spectacles.
Hint: Microscope is an optical instrument used to increase the visual angle of near objects which are too small to be seen by naked eye. Microscopy is the science of investigating small objects and structures using such an instrument. Microscopic means invisible to the attention unless aided by a microscope.
Complete step by step answer: A microscope is an instrument to see objects that are too small to be seen by the eye . Microscopy is the science of investigating small objects and structures using such an instrument. Microscopic means invisible to the attention unless aided by a microscope. There are many sorts of microscopes, and that they could also be grouped in several ways. a method is to explain the way the instruments interact with a sample to make images, either by sending a beam of sunshine or electrons to a sample in its optical path, or by scanning across, and a brief distance from the surface of a sample employing a probe. The foremost common microscope (and the primary to be invented) is the optical microscope, which uses light to undergo a sample to supply a picture. If operators employing a microscope usually wear spectacles (glasses) for activities like performing at their PC, they often have to remove them when working on a microscope in order that they will align their eyes correctly with the eyepieces. So that they can see the image magnified by the microscope.
So, the correct answer is “Option C”.
Additional Information: Eye fatigue is often a serious problem for microscope operators, especially if they need poor vision resulting from near or far sightedness, or astigmatism. If you're a beginning microscopist, you'll tend to tense up when viewing. you think that you've got to line your eyes for sight because, after all, you would like to look at something small. This is often not the right attitude in microscopy and should cause you strain within the end of the day. there's a simple remedy: First, check out the space together with your eyes relaxed then into the eyepieces - without changing the setting of your eyes.
Note: If your glasses are corrected just for nearsightedness or farsightedness, then you'll discard the glasses and easily adjust the main target of the microscope. But if your glasses provide correction for astigmatism. This may not be helped by refocusing the microscope and you would possibly be forced to take off your glasses while you employ the microscope.