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737 885 результатов по запросу «test» в категории «видео»

TV colour bars test card screen. SMPTE Television Color Test Calibration Bars. Test card. SMPTE color bars. Graphic for footage video and 1Khz Sine Wave
00:28
HD
4K Close up of pencil being used on a multiple choice test paper
00:33
HD
Woman face, blue eyes and vision focus, thinking idea and contact lenses to see, eyesight and awareness. Closeup macro on face, eyeball and optometry test stare with awake perception of human anatomy
00:11
HD
Close-up of the Row of Students Writing in the Notebooks, Taking Exam. Focus of Hands with Pens. Shot on RED EPIC-W 8K Helium Cinema Camera.
00:12
HD
Scantron Test Paper
00:16
HD
Pipette with liquid inside drop water in test tubes. Close up macro.
00:14
HD
over shoulder doctor writing on a form for a blood test
00:18
HD
Lab assistant makes urgent blood test for detection of antibodies and infections
00:29
HD
Generic 3d car crash test with crashtest dummy. Car destruction. Realistic 4k animation.
00:10
HD
Abstract check mark red. green background check mark 4k video. Hand-Drawn tik Mark Animation on Black Background Animated Check Mark Icon Checkbox or Tick Doodle Animation.
00:06
HD
hand with pencil taking a multiple choice test
00:18
HD
Analog capture (intentional heavy distortion fx): a tv test pattern (also called cinescope) made of blocks and shapes of varying dimensions.
00:12
HD
Streaming countdown TV test card signal pattern animation. Television Color Test seamless looping
00:14
HD
Waist up slowmo of group of multiethnic college students sitting one by one at desk in classroom writing test
00:28
HD
16:9 TV color bar damage glitch distortion background, abstract noise effect. (4K UHD seamless looping, computer digitally generated animation.)
00:10
HD
after the test, the doctor puts the blood tests in a pallet
00:06
HD
Doctor hand taking a blood sample tube from a rack with machines of analysis in the lab background, Technician holding blood tube test in the research laboratory.
00:19
HD
Unrecognizable female doctor explaining complete blood count test results on tablet to female patient. Ideal for medical clinic marketing and digital health app promotions
00:05
HD
Laboratory worker with blood sample in test tube at table indoors, closeup
00:06
HD
Drop chemical fluid into laboratory test tube , science biological or chemistry research concept
00:16
HD
Retro television color bars test screen with analog noise and broadcast glitch texture, vintage media background with signal calibration concept
00:15
HD
Science, laboratory and woman with beaker for medical analysis, research and medicine. Healthcare, pharmaceutical and scientist with test tube for vaccine development, chemistry and liquid results
00:17
HD
Laboratory technician places blood collection tubes into analyzer cassette for automated diagnostic testing in modern medical laboratory environment.
00:13
HD
Technical difficulties text on retro gray television test pattern
00:13
HD
automatic hematology analyzer with glass test tubes with blood
00:12
HD
Blood test taking of a young patient man of a young woman doctor in a modern clinic room , assistant are behind of the doctor.
00:24
HD
Blood, research and hands of scientist in laboratory with sample for science, medical study or investigation. Healthcare, pharmaceutical and person with DNA test vial, RNA analysis and writing notes
00:09
HD
Color tv test pattern with black and white bars
00:10
HD
Generic 3d car crash test with crashtest dummy. Car destruction. Realistic 4k animation.
00:10
HD
Activity Level Gauge Meter with Low Medium High Scale Indicator Animation
00:10
HD
TV test tablet with glitch interference on lcd screen background animation - new quality digital twitch technology colorful video footage
00:10
HD
An old retro vintage tv test pattern (appearing on air in case of technical difficulties), with a heavy glitch effect.
00:18
HD
Doctor in medical PPE suit holds a covid antigen test of care testing. Lab performing rapid diagnostic test for antibodies to detect presence of antigens Coronavirus disease.
00:14
HD
Vintage “Please Stand By” test card with radial calibration pattern, sepia tone, and film dust texture
00:20
HD
Close Up Tracking Of Woman Holding Positive Pregnancy Test In Public Bathroom
00:10
HD
Hand Of A Person On Exam Colors Right Answers With A Pencil. Close up
00:21
HD
Lab Research Test Tubes
00:08
HD
Process of express fast coronavirus covid Antigen AG PCR testing examination at home, COVID-19 swab collection kit, test tube for taking OP NP patient specimen sample, testing carried out
00:06
HD
Hands typing on laptop with data charts and security icons overlay showing analysis, statistics, and technology insights in a dark modern workspace Gluon.
00:10
HD
Filling out Answers on a Multiple Choice Test Close up
00:18
HD
Medical Science Laboratory with Diverse Team of Professional Biotechnology Scientists Developing Drugs, Female Biochemist Working on Computer Showing Gene Therapy Interface. Back view Shot
00:16
HD
TU, MS, Side View shot of the head and shoulders of a crash test dummy
00:18
HD
Glass test tubes with liquid on white background.
00:12
HD
scientist hand putting test tubes ampoules bottles in pcr machine Spbas. dna test, molecular biology technology. concept examining, diagnostics, pharmaceutical laboratory
00:17
HD
Indian male doctor checcking BP of young patient during routine health examination as experienced physician measures blood pressure inside modern Indian clinic OPD healthcare visit
00:30
HD
Tilting down fast to slow to a covid 19 positive antigen test on a wooden table, 23.98 fps
00:11
HD
Blood samples in test tubes rotates in a centrifuge to separate blood from plasma for further analysis. Scientists biochemical laboratory manufacturing a vaccine against the covid-19 coronavirus.
00:10
HD
Selective focus shot of female scientist in protective mask and glasses pouring blue liquid in test tubes with pipette during microbiology experiment in laboratory
00:18
HD
An engineer in a crash test lab uses a car crash test system to simulate a traffic accident, to obtain the safety parameters of an eco-friendly cutting edge electric vehicle being developed.
00:12
HD
Doctor hand taking a blood sample tube from a rack with machines of analysis in the lab background, Technician holding blood tube test in the research laboratory.
00:17
HD
Tv screen with Indian Head Test Pattern
00:14
HD
Optometry, eyesight and eye test for senior woman, optometrist and slit lamp. Doctor, specialist and healthcare professional for ophthalmology, prescription and optician for eyecare appointment exam
00:06
HD
Scientist hands with microscope close-up shot in the laboratory
00:13
HD
Tilt up close up shot of female biomedical scientist in goggles and face mask putting test tubes with blood samples from patients tested positive for covid-19 in rack
00:06
HD
Doctor in gloves uses glucometer to check patient sugar level in blood at appointment. Physician examines woman with diabetes disease in hospital
00:18
HD
4k, Students in school uniform taking exam at desk in a classroom. Slow motion.
00:29
HD
Lab Research Test Tubes
00:06
HD
Process of coronavirus PCR antigen testing examination by nurse medic in laboratory lab, COVID-19 swab collection kit, test tube for taking OP NP patient specimen sample, patient receiving test, 4K
00:09
HD
Online education boosts access to learning. Learn anytime through flexible platforms. Education technology transforms how we learn. Digital learning creates new education experiences worldwide. Elide
00:15
HD
Senior woman, eyes and focus for eye exam, test or assessment of vision, eyesight and optometry for elderly patient. Eye, closeup and old lady thinking with wrinkles, natural skin and wellness
00:05
HD
Team of Research Scientists Working On Computer, with Medical Equipment, Analyzing Blood and Genetic Material Samples with Special Machines in the Modern Laboratory.
00:13
HD
Taking a blood sample for testing in the tube and putting it on the stand
00:12
HD
Muscular athlete with mask running on treadmill in gym for monitoring his performance. Sportsman in sports science lab measuring his performance cardio respiratory test professional athlete
00:25
HD
Lab technician in blue gloves labeling urine sample test tube with barcode in modern medical laboratory for diagnostic analysis and research.
00:13
HD
Positive pregnancy test result with two red lines appearing
00:06
HD
Laboratory tests for detection of toxins and harmful substances in the environment in order to assess their impact on human health and the environment. Researcher of chemical and biological profession
00:33
HD
Bright RGB color changing animated background for screen test
00:12
HD
Walking, exam and students talking about results on university campus and share test information or paperwork together. Scholarship, education and group of young people or friends in discussion
00:08
HD
Male engineer simulates and watches process of traffic accident using digital tablet with modern system to change the safety parameters. 3D animation of electric car experimental crash test in lab.
00:14
HD
A person brings vision glasses to his eyes. Moving from out of focus to focus. View of the First person view on the vision test table.
00:06
HD
A close-up dolly shot of a student filling in the little bubble circles of a test paper.
00:38
HD
Completing blood draw.
00:20
HD
Airbag Deploys Closeup 2
00:29
HD
Woman holding a pregnancy test in her hands. The result is positive.
00:12
HD
Technician hand holding test tube with blood. Doctor examining blood sample
00:08
HD
Asian female virologist in protective suit, mask, glasses and gloves dripping blue liquid from pipette into test tubes while working on antiviral vaccine at desk with microscope on it in laboratory
00:23
HD
scientist take test tube
00:10
HD
Retro Television Test Pattern with Vibrant Color Bars
00:20
HD
Closeup, hands and a couple with pregnancy test results, comfort and reading together. Family, support and a man and woman with information on a baby, pregnant and care on the sofa for infertility
00:06
HD
Doctor performing nasal swab covid test on an elderly woman. High quality 4k footage
00:09
HD
closeup of doctor holding test tube of blood
00:20
HD
Gloved hand using pipette in laboratory with test tubes filled with red liquid for diabetes research concept
00:05
HD
In the laboratory, a tensile test is carried out on the sample. Determination of the physical and mechanical properties of the material
00:09
HD
Female laboratory specialist is working in the laboratory with a microscope
00:11
HD
Scientist with gloves injecting liquid sample into a plastic gradient lab for test
00:09
HD
Retro television broadcast test pattern featuring vibrant vertical color bars and a grayscale static section, indicating signal loss or display calibration
00:05
HD
Please stand by text Vintage TV test screen with retro design and text "PLEASE STAND BY," featuring faded colors and geometric patterns for a nostalgic broadcast effect.
00:06
HD
Evaluation or measurement concept. Student testing in exercise taking fill in exam at school or university in test room, writing document exams paper at campus classroom, education back to school idea
00:09
HD
TV test card signal pattern animation. Please stand by starting soon streaming countdown. Television Color Test Calibration Bars. seamless looping
00:14
HD
Online survey questionnaire with digital feedback form, customer evaluation and business assessment concept. Filling form, research analytics, technology interface and data review.
00:12
HD
Rotating rack of blood sample test tubes in a laboratory
00:10
HD
Close-up of the process of taking blood from the vein from man for biochemical blood testing. Preparation for blood test with by phlebotomist technician doctor in medical clinic.
00:56
HD
Stress, depression and student writing in classroom at high school, learning and education burnout. Tired, frustrated and teenager boy take test exam at desk in class, anxiety or fail while studying
00:10
HD
Scientists wearing lab coats and gloves are analyzing blood test tubes and taking notes in a laboratory
00:19
HD
A scientist in his laboratory holds a test tube containing DNA and is able to control the evolution of man thanks to holography. Concept of: DNA, technology, augmented reality.
00:14
HD
Nurse puts a bar code on a test tube with a blood test
00:11
HD
Please stand by tv test pattern retro vintage broadcast. 4k animation video
00:10
HD
Lockdown, CU, SLO MO, head and shoulders of a crash test dummy hitting a deployed airbag
00:37
HD
Retro TV test pattern please stand by screen suitable for showcasing broadcast standby or vintage television interruptions in presentations, videos, or graphics related to media and technology
00:20
HD
A crash test dummy experiences a side impact collision.
00:11
HD