Modifiers matching dielectric:

• transparent,
• heterogeneous,
• solid,
• artificial,
• thick,
• nonlinear,
• common,
• dry,
• conventional,
• complex,
• particulate,
• polymeric,
• structural,
• pure,
• mixed,
• first,
• inorganic,
• reflective,
• passive,
• dark,
• adjacent,
• typical,
• strong,
• natural,
• optical,
• standard,
• alternative,
• polar,
• amorphous,
• organic,
• liquid,
• new,
• crystalline,
• dissimilar,
• external,
• established,
• penetrating,
• inflammable,

Simple categories matching optical:

• fibre,
• instrument,
• lens,
• property,
• product,
• system,
• part,
• activity,
• coupler,
• portion,
• means,
• material,
• disc,
• power,
• correction,
• interferometer,
• windows,
• shutter,
• section,
• concept,
• surface,
• communication,
• reader,
• assembly,
• medium,
• communications,
• equipment,
• hardware,
• image,
• pattern,
• mode,
• device,
• disk,
• attribute,
• transformation,
• disorder,
• losses,
• state,
• machine,
• case,
• sensation,
• block,
• details,
• parameter,
• network,
• elements,
• film,
• measurement,
• figure,
• component,
• error,
• lense,
• implementation,
• information,
• layer,
• consideration,
• measure,
• detector,
• paraphernalia,
• interaction,
• substance,
• amplifier,
• item,
• devices,
• value,
• plate,
• drive,
• glass,
• filter,
• solution,
• scopes,
• interference,
• effect,
• application,
• resin,
• crystal,
• irregularity,
• glasses,
• instrumentation,
• reflector,
• field,
• sheet,
• force,
• carrier,
• processing,
• distortion,
• quantity,
• base,
• magazine,
• disease,
• contrivance,
• indicator,
• article,
• signaling,
• sensor,
• observation,
• switch,
• substrate,
• data,
• command,
• perturbation,
• wave,
• feature,
• texture,
• appliance,
• coating,
• impression,
• dielectric,
• object,
• market,
• circuit,
• phenomenon,
• aberration,
• marker,
• characteristic,
• input,
• performance,
• procedure,
• function,
• particle,
• munition,
• pathology,
• point,
• artifact,
• constant,
• energy,
• fiber,
• imperfection,
• penalty,
• display,
• deflector,
• element,
• apparatus,
• process,
• quality,
• structure,
• coupling,
• catalyst,
• radiation,
• entity,
• module,
• experiment,
• unit,
• waveguide,
• condition,
• defect,