optical blur
71Cisco Systems — Cisco redirects here. For other uses, see Cisco (disambiguation). Not to be confused with Sysco, Sisqó, or Certis CISCO. Cisco Systems, Inc. Type Public Trad …
72Flash synchronization — PC socket An example of a flash firing too late or the shutter speed being to …
73Mechanical television — This schematic shows the circular paths traced by the holes in a Nipkow disk. Mechanical television (also called televisor) was a broadcast television system that used mechanical or electromechanical devices to capture and display video images.… …
74DirecTV — Type Public company[1] Traded as NASDAQ:  …
75Mammalian eye — Eye Schematic diagram of the human eye …
76perception — perceptional, adj. /peuhr sep sheuhn/, n. 1. the act or faculty of apprehending by means of the senses or of the mind; cognition; understanding. 2. immediate or intuitive recognition or appreciation, as of moral, psychological, or aesthetic… …
77Sony Cyber-Shot DSC TX-5 — Type Digital Still Camera Sensor Exmor R CMOS Sensor Lens Carl Zeiss Vario Tessar (4x optical zoom) Viewfinder None Rear LCD monitor TFT (3 , touchscreen, 230,900 pixels) …
78NTSC — This article is about the television system. For the Indonesian government agency, see National Transportation Safety Committee. Television encoding systems by nation; countries using the NTSC system are shown in green. NTSC, named for the… …
79PAL — For other uses, see PAL (disambiguation). Television encoding systems by nation; countries using the PAL system are shown in blue. PAL, short for Phase Alternating Line, is an analogue television colour encoding system used in broadcast… …
80SECAM — SECAM, also written SÉCAM (Séquentiel couleur à mémoire,[1] French for Sequential Color with Memory ), is an analog color television system first used in France. A team led by Henri de France working at Compagnie Française de Télévision (later… …
