lens system lense achromatic lens lens

fan raise heat up screw up enhance increase amplify deepen heighten intensify sharpen hot up

whole

synthesise add mix combine totalise synthesize recombine totalize

enclosure

chromogen solvate tenderizer fixing agent defoliant sulphide telluride hydrate bitter principle hydroxide repellent stripper enantiomer goitrogen coumarone preparation cementite incense sternutator chemical compound alkali coordination compound sternutatory azide caustic aluminate nitrochloroform cofactor heterocyclic heterocycle anhydride organic compound synthetic cumarone complex chloropicrin acid ozonide siloxane adduct benzofuran base hydrogen cyanide dimer tetrachloride benzoquinone acceptor hydrated oxide menthol monomer enamel chemical substance quinone chloride buffer enantiomorph taurine anionic compound preservative derivative carbonyl iron carbide pregnanediol tenderiser yellowcake carbon disulfide sulfide U308 nitride vanillin synthetic substance binary compound cyanamide polymer flavone silicide isomer nitrate antiknock corrosive ammine manganese tetroxide depilatory chemical iodocompound calcium-cyanamide heterocyclic compound nitrogen mustard fixer exotherm triazine salt formulation allomorph arsenide oxide repellant inorganic compound

eyepiece optical condenser objective contact lens Fresnel lens lense intraocular lens eyeglass condenser ocular optical device field lens anastigmatic lens lens system camera lens optical lens anastigmat objective lens contact converging lens optical instrument compound lens crown lens object lens concave lens monocle convex lens object glass diverging lens meniscus

electronic equipment electron lens

line communication channel channel

lens cortex crystalline lens optic lens capsule cortex organ lens of the eye eye oculus