Biology GCSE
microscope operation and focus
What microscope operation and focus means in Biology GCSE, as defined for OCR.
Definition of microscope operation and focus
Check what you remember
Read the wording for your board, then hide it and explain microscope operation and focus in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The slide is viewed on a compound light microscope, starting on the lowest power objective, focusing with the coarse knob then the fine knob, before moving to higher power.
Topics that use microscope operation and focus
- Microscopy (OCR GCSE)
Related terms
- cellular magnification
- eyepiece graticule calibration
- mean cell dimensions
- scientific drawing conventions
- magnification formula calculations
- unit conversions in microscopy
Using microscope operation and focus in the exam
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