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The Compound Microscope
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achromatic acid adjustment alcohol aperture appears Barer beam birefringence blue bundles Canada balsam cells cellulose acetate centre chemical collagen contrast cortex cotton courtesy coverglass cross-sections cuprammonium cuticle damage diameter diffracted dissolves dyes elastin electron microscope epicuticle examined eyepiece fibre axis fibre microscopy fibrils fibrous field Figure filament film filter flax fluorescent focal length focusing follicle gives rise glass glycerol hair illumination immersion iris diaphragm keratin lamp condenser layer lens lenses light source magnification Manchr material medium medulla mercerized Mercerized cotton method Methylene Blue micrograph microtome mounted Nature London normal nylon objective obtained optical parallel phase plate phase-contrast pigment plane Proc protein rayon reagent refractive index replica reticulin scale secondary wall silk skin slide sodium hydroxide solution specimen stained structure substage condenser surface swelling thickness tion tissue tracheid transverse sections tube ultra-violet violet viscose visible washed wavelength wood wool yellow