λ Eyepiece Revolving nosepiece Arm Objectives Stage Stage clips Coarse adjustment knob Fine adjustment knob Diaphragm Light source Base 10 X 0.25 6.8 mm Magnification 100 X 1.25 40 X 0.65 0.73 mm numerical aperture 0.12 mm Working distance Objective Oil immersion lens Lost reflected ray Oil Air Glass slide Stage Condenser Eyepiece Focal plane Objective Specimen Condenser Annular diaphragm Detector Emission filter (Barrier filter) Excitation filter Dichroic mirror Mercury arc lamp Objective Specimen Pathogen Fluorescent antibody Fluorescent antibodies bind to pathogen Observer Mirror Prism Camera lucida attachment Microscope Specimen Arrangement for drawing Source of Electrons a b Condenser lens Condenser lens Scanning coil Specimen Beam detector Objective lens Lens Ocular lens Image Specimen Detector Image on cathode ray tube (CRT)
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