What you’ll learn3 learning objectivesChoose one objective for a focused lesson, or study the complete topic.2.2.1Magnification formula• State and use the formula: magnification = image size ÷ actual sizeSyllabus objective2.2.2Magnification and size of biological• Calculate magnification and size of biological specimens using millimetres as unitsSyllabus objective2.2.3mm and micrometre conversions• Convert measurements between millimetres (mm) and micrometres (μm)Syllabus objective