beams of light from a red laser light barrier of a connected alarm that is activated by cutting the light beam. - 激光筆 教棒 個影片檔及 b 捲影像00:14
beams of light from a red laser light barrier of a connected alarm that is activated by cutting the light beam. - 激光筆 教棒 個影片檔及 b 捲影像00:29
an outdoor surveillance camera with a laser scanning system for objects of movement. the laser scans the object and transmits the data to the server. - 激光筆 教棒 個影片檔及 b 捲影像00:20
canted close up man wearing specialized glasses and pointing red laser at circuit board projection - 激光筆 教棒 個影片檔及 b 捲影像00:07
an outdoor surveillance camera with a laser scanning system for objects of movement. the laser scans the object and transmits the data to the server. - 激光筆 教棒 個影片檔及 b 捲影像00:20
an outdoor surveillance camera with a laser scanning system for objects of movement. the laser scans the object and transmits the data to the server. - 激光筆 教棒 個影片檔及 b 捲影像00:03
close up tilt up man wearing specialized glasses and pointing red laser at circuit board projection - 激光筆 教棒 個影片檔及 b 捲影像00:11
barrier with intertwined red laser beams, originating from a connected alarm that is activated when the beam of light is cut off. - 激光筆 教棒 個影片檔及 b 捲影像00:27保安系統
demonstrators aim laser pointers at security cameras in georgia's parliament building to blind their photo sensors during a protest over the results... - 激光筆 教棒 個影片檔及 b 捲影像00:12
an outdoor surveillance camera with a laser scanning system for objects of movement. the laser scans the object and transmits the data to the server. - 激光筆 教棒 個影片檔及 b 捲影像00:20
man points a laser at some geese hanging out by a pond on june 3, 2024 in ohio, united states. - 激光筆 教棒 個影片檔及 b 捲影像00:17
young man in creative space using laser pointer during slide show as co-worker takes notes - 激光筆 教棒 個影片檔及 b 捲影像00:16
an outdoor surveillance camera with a laser scanning system for objects of movement. the laser scans the object and transmits the data to the server. - 激光筆 教棒 個影片檔及 b 捲影像00:20
blue ms dolly shot businesswoman giving presentation with projected bar chart + laser pointer - 激光筆 教棒 個影片檔及 b 捲影像00:24
ms dolly shot businesswoman giving presentation with projected bar chart + laser pointer - 激光筆 教棒 個影片檔及 b 捲影像00:24
ms dolly shot businessman giving presentation with projected bar chart + laser pointer - 激光筆 教棒 個影片檔及 b 捲影像00:16
rear view asian businessman with laser pointer giving presentation to group in conference room - 激光筆 教棒 個影片檔及 b 捲影像00:14
rear view businessman with projector + laser pointer giving presentation to group in conference room - 激光筆 教棒 個影片檔及 b 捲影像00:25
blue businesswoman with projector + laser pointer gives presentation to group in conference room - 激光筆 教棒 個影片檔及 b 捲影像00:19
rear view businesswoman with projector + laser pointer giving presentation to group in conference room - 激光筆 教棒 個影片檔及 b 捲影像00:19
ms dolly shot asian businessman giving presentation with projected charts + laser pointer - 激光筆 教棒 個影片檔及 b 捲影像00:11
ms dolly shot businessman giving presentation with projected charts + laser pointer - 激光筆 教棒 個影片檔及 b 捲影像00:32
ms dolly shot businesswoman giving presentation with projected charts + laser pointer - 激光筆 教棒 個影片檔及 b 捲影像00:09
ms dolly shot businesswoman giving presentation with projected charts + laser pointer - 激光筆 教棒 個影片檔及 b 捲影像00:09
interior shots of the restoration project at st patricks cathedral in midtown manhattan, new york us on april 7th, 2015 shots: construction workers... - 激光筆 教棒 個影片檔及 b 捲影像01:30
asian female golfer using laser rangefinder on golf course in kota kinabalu - 激光筆 教棒 個影片檔及 b 捲影像00:12
robotics and engineering. industrial machine cnc plasma laser cutter indoors - 激光筆 教棒 個影片檔及 b 捲影像00:07
red laser light barrier of a connected alarm in the dark, which is activated when the light beam is cut. - 激光筆 教棒 個影片檔及 b 捲影像00:14
red laser light barrier from a connected alarm that is activated by cutting the light beam. - 激光筆 教棒 個影片檔及 b 捲影像00:25
barrier with red laser light beams from a connected alarm that is activated when the light beam is cut. - 激光筆 教棒 個影片檔及 b 捲影像00:18
red laser light barriers from a connected alarm forming an impassable wall. - 激光筆 教棒 個影片檔及 b 捲影像00:24
red laser light barrier from a connected alarm that is activated by cutting the light beam. - 激光筆 教棒 個影片檔及 b 捲影像00:27
red laser light barrier from a connected alarm that is activated by cutting the light beam. - 激光筆 教棒 個影片檔及 b 捲影像00:25
woman points a laser directly into her diamond ring on may 20, 2025. the entire room becomes red with sparkles from the diamond reflecting off the... - 激光筆 教棒 個影片檔及 b 捲影像00:09
close up touch probe of automatic coordinate measurement machine by cmm, inspection dimension aluminum automotive parts by cnc programing control, high accuracy part verification. - 激光筆 教棒 個影片檔及 b 捲影像00:05
close up touch probe of automatic coordinate measurement machine by cmm, inspection dimension aluminum automotive parts by cnc programing control, high accuracy part verification. - 激光筆 教棒 個影片檔及 b 捲影像00:10
niyara plays with her five cats using a laser pointer on february 16, 2024. one of the cats falls off the couch while trying to catch the laser on... - 激光筆 教棒 個影片檔及 b 捲影像00:07
worker in protective gear welding metal in an industrial factory setting. worker is using fine adjustment welding torch and computer for automated process - 激光筆 教棒 個影片檔及 b 捲影像00:13
protesters wave georgian flags and point laser pointers at riot police officers in front of the parliament building during a protest over the results... - 激光筆 教棒 個影片檔及 b 捲影像00:11
protesters turn on their cellphone flashlights and wave georgian flags during a protest over the results of last month's parliamentary election on... - 激光筆 教棒 個影片檔及 b 捲影像00:15
protesters hold candles as other protesters use laser pointers in the background during a protest over the results of last month's parliamentary... - 激光筆 教棒 個影片檔及 b 捲影像00:05
riot police officers arrest a protester and pepper spray other protesters who point laser pointers at them during a protest on december 6, 2024 over... - 激光筆 教棒 個影片檔及 b 捲影像00:06
two engineers use a coordinate measuring machine (cmm) for high-precision part inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:28
two engineers, a woman and a man, use an automatic coordinate measurement machine (cmm) for inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:21
two engineers, a woman and a man, use an automatic coordinate measurement machine (cmm) for inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:30
two engineers, a woman and a man, use an automatic coordinate measurement machine (cmm) for inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:23
engineers use automatic coordinate measurement machine (cmm) for inspection high precision. - 激光筆 教棒 個影片檔及 b 捲影像00:25
engineers use automatic coordinate measurement machine (cmm) for inspection high precision. - 激光筆 教棒 個影片檔及 b 捲影像00:26
engineers use automatic coordinate measurement machine (cmm) for inspection high precision. - 激光筆 教棒 個影片檔及 b 捲影像00:29
engineers use automatic coordinate measurement machine (cmm) for inspection high precision. - 激光筆 教棒 個影片檔及 b 捲影像00:30
engineers use automatic coordinate measurement machine (cmm) for inspection high precision. - 激光筆 教棒 個影片檔及 b 捲影像00:28
two engineers use a coordinate measuring machine (cmm) for high-precision part inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:29
two engineers use a coordinate measuring machine (cmm) for high-precision part inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:29
two engineers use a coordinate measuring machine (cmm) for high-precision part inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:29
two engineers use a coordinate measuring machine (cmm) for high-precision part inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:29
two engineers use a coordinate measuring machine (cmm) for high-precision part inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:24
two engineers use a coordinate measuring machine (cmm) for high-precision part inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:30
two engineers use a coordinate measuring machine (cmm) for high-precision part inspection. - 激光筆 教棒 個影片檔及 b 捲影像00:27
