Key term for OCR GCSE Biology B, used in Microscopy Techniques.
The smaller adjustment knob on a microscope used to sharpen the image and improve resolution at higher magnifications.
Fine focus appears in OCR GCSE Biology B revision content for Practical Skills, especially Microscopy Techniques and Techniques.
Create a free account to access OCR GCSE Biology B revision notes, track progress, and practise related key terms.
