Modifiers matching perturbation:

• psychological,
• dynamic,
• external,
• anthropogenic,
• environmental,
• novel,
• artificial,
• chemical,
• physiological,
• major,
• mechanical,
• random,
• related,
• therapeutic,
• uniform,
• physical,
• anatomic,
• dynamical,
• under,
• minor,
• electric,
• strong,
• small,
• optical,
• severe,
• electrical,
• acute,
• excessive,
• mental,
• natural,
• periodic,
• chronic,
• uncertain,
• local,
• additional,

Simple categories matching optical:

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