Glasses

Glasses were a set of lenses fitted into frames that allow for fixed, enhanced, or altered sight.

Notable uses

 * The First Doctor carried a pair of opera glasses in his pocket. He utilised them for his first glimpses of the Dalek City on Skaro. (DW: The Daleks) The Ninth Doctor owned a similar pair. (DW: The Empty Child)
 * The Master often used a pair of glasses as part of a disguise, such as his disguise as Reverend Magister whilst in Devil's End. (DW: The Dæmons)
 * The Fifth Doctor typically wore a pair of glasses in times of great stress, especially following his regeneration. (DW: Castrovalva) The Tenth Doctor later suggested he did it to look smart. (DW: Time Crash)
 * The Seventh Doctor seemed to use a pair of glasses to enhance his hypnotic ability. (DW: Silver Nemesis)
 * The Tenth Doctor wore a pair of tortoise-shell rimmed square glasses, usually when he was concentrating on a particular object or subject. (DW: Tooth and Claw et al) He used a pair of 3D glasses when observing the effects of the Void on people and objects. (DW: Doomsday) He also wore a pair of sunglasses while on San Helios which were just his normal glasses tinted by his Sonic screwdriver (DW: Planet of the Dead) and also upon landing on the Planet of the Ood. (DW: The End of Time)
 * The Eleventh Doctor wore a pair of thermal imaging 'sunglasses' to detect Silurians in the dark. (DW: The Hungry Earth)