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{{distinguish|micrometre|Micrometer (device)}} |
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{{redirect|μm|the chemical unit “μM”|Micromolar}} |
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{{Short description|Device used to measure size of microscopic objects}} |
{{Short description|Device used to measure size of microscopic objects}} |
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{{Use mdy dates|date=January 2023}} |
{{Use mdy dates|date=January 2023}} |
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An ”’ocular micrometer”’ or ”’eyepiece micrometer”’ is a glass disk, engraved with a ruled scale, that fits in an [[eyepiece]] of a [[microscope]],<ref>{{cite book |last1=Gunasekaran |first1=P. |title=Laboratory Manual In Microbiology |date=2007 |publisher=New Age International |isbn=978-81-224-0783-9 |page=22 |url=https://books.google.com/books?id=VkFy_NuSTL8C&pg=PA22 |language=en}}</ref><ref>{{cite book |last1=Aneja |first1=K. R. |title=Experiments In Microbiology, Plant Pathology And Biotechnology |date=2007 |publisher=New Age International |isbn=978-81-224-1494-3 |page=61 |url=https://books.google.com/books?id=QYI4xk9kOIMC&pg=PA61 |language=en}}</ref> which is used to measure the size of microscopic objects through [[magnification]] under a microscope. When the eyepiece micrometer is calibrated using a [[stage micrometer]], the length of the divisions on the scale depends on the degree of magnification.<ref>{{Cite web |title=Microscope Calibration {{!}} Microscope World Resources |url=https://www.microscopeworld.com/t-calibration.aspx |archive-url=https://web.archive.org/web/20230127143904/https://www.microscopeworld.com/t-calibration.aspx |archive-date=2023-01-27 |access-date=2023-01-27 |website=www.microscopeworld.com}}</ref> |
An ”’ocular micrometer”’ or ”’eyepiece micrometer”’ is a glass disk, engraved with a ruled scale, that fits in an [[eyepiece]] of a [[microscope]],<ref>{{cite book |last1=Gunasekaran |first1=P. |title=Laboratory Manual In Microbiology |date=2007 |publisher=New Age International |isbn=978-81-224-0783-9 |page=22 |url=https://books.google.com/books?id=VkFy_NuSTL8C&pg=PA22 |language=en}}</ref><ref>{{cite book |last1=Aneja |first1=K. R. |title=Experiments In Microbiology, Plant Pathology And Biotechnology |date=2007 |publisher=New Age International |isbn=978-81-224-1494-3 |page=61 |url=https://books.google.com/books?id=QYI4xk9kOIMC&pg=PA61 |language=en}}</ref> which is used to measure the size of microscopic objects through [[magnification]] under a microscope. When the eyepiece micrometer is calibrated using a [[stage micrometer]], the length of the divisions on the scale depends on the degree of magnification.<ref>{{Cite web |title=Microscope Calibration {{!}} Microscope World Resources |url=https://www.microscopeworld.com/t-calibration.aspx |archive-url=https://web.archive.org/web/20230127143904/https://www.microscopeworld.com/t-calibration.aspx |archive-date=2023-01-27 |access-date=2023-01-27 |website=www.microscopeworld.com}}</ref> |
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==See Also== |
==See Also== |
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