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비디오에서 test에 관한 734,229개 결과

4K Close up of pencil being used on a multiple choice test paper
00:33
HD
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
Scantron Test Paper
00:16
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
Pipette with liquid inside drop water in test tubes. Close up macro.
00:14
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
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
Close up of the African American young curly woman student in glasses reading a book among books shelves in the library. Portrait. Inside
00:27
HD
Gloved Hand Closing Glass Perfume Bottle During Fragrance Product Development
00:13
HD
Glass test tubes with liquid on white background.
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.
00:19
HD
Tilting down slowly to a Covid 19 positive antigen test on a wooden table 23.98 fps
00:10
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
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
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
Classic television test pattern with 'SIGNAL LOST' message, showing broadcast interruption
00:05
HD
AI model validation system tests artificial intelligence behavior across controlled data streams to verify reliability before enterprise deployment.
00:10
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
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
Professional Team Analyzing Advertising Campaign Performance on Digital Dashboard with Chart Graphics and Smartphone in Business Environment Gluon.
00:15
HD
Hand Of A Person On Exam Colors Right Answers With A Pencil. Close up
00:21
HD
School girl writing in book in classroom, student learning for education at table and studying for exam in notebook in class. Children doing exam on paper, creative test at desk and focus on study
00:07
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
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
Scientists wearing lab coats and gloves are analyzing blood test tubes and taking notes in a laboratory
00:19
HD
Filling out Answers on a Multiple Choice Test Close up
00:18
HD
after the test, the doctor puts the blood tests in a pallet
00:06
HD
Streaming countdown TV test card signal pattern animation. Television Color Test seamless looping
00:14
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
Lab Research Test Tubes
00:08
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
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
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
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
Generic 3d car crash test with crashtest dummy. Car destruction. Realistic 4k animation.
00:10
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
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 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
the inspector checks the form and puts a a worst grade on a exam test
00:06
HD
Completing blood draw.
00:20
HD
automatic hematology analyzer with glass test tubes with blood
00:12
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
A close-up dolly shot of a student filling in the little bubble circles of a test paper.
00:38
HD
Close Up Tracking Of Woman Holding Positive Pregnancy Test In Public Bathroom
00:10
HD
Scientist hands with microscope close-up shot in the laboratory
00:13
HD
Technician hand holding test tube with blood. Doctor examining blood sample
00:08
HD
Tv screen with Indian Head Test Pattern
00:14
HD
Nurse puts a bar code on a test tube with a blood test
00:11
HD
Lab Research Test Tubes
00:06
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
Vintage “Please Stand By” test card with radial calibration pattern, sepia tone, and film dust texture
00:20
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 hand putting test tubes ampoules bottles in pcr machine Spbas. dna test, molecular biology technology. concept examining, diagnostics, pharmaceutical laboratory
00:17
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
Close up of a senior using a lancing device for fingertip blood sampling before glucose testing, representing diabetes management, blood sugar monitoring, home healthcare, disease prevention.
00:09
HD
Test results, working mom Unexpectedly Reading a pregnancy test Sitting in the bathroom, Slow motion Pregnant woman Analyzing test strips Women's health centers, Test
00:08
HD
Glass test tube in laboratory with blue color ink inside. Close up macro.
00:20
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
Unrecognizable man walking on treadmill during cardiac stress test
00:14
HD
4k, Students in school uniform taking exam at desk in a classroom. Slow motion.
00:29
HD
TV test tablet with glitch interference on lcd screen background animation - new quality digital twitch technology colorful video footage
00:10
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
A beautiful woman takes a pregnancy test and as soon as she reads that she is pregnant, she explodes in a moment of happiness and joy for the future birth of her child. Concept of: birth, life, family
00:12
HD
Airbag Deploys Closeup 2
00:29
HD
Conceptual 4K video of a doctor holding and looking at a test tube while testing samples for presence of coronavirus (COVID-19).
00:10
HD
Diabetic finger with a drop of blood, close-up. Blood sugar test
00:07
HD
TU, MS, Side View shot of the head and shoulders of a crash test dummy
00:18
HD
Laboratory worker with blood sample in test tube at table indoors, closeup
00:06
HD
scientist take test tube
00:10
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 a test-tube centrifuge. Lab environment. Looping animation 4KHD
00:10
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
Side view of professional healthcare worker in protective uniform walking to young woman and taking nasal swab from her nose while doing covid test at home
00:14
HD
PCR test taking a sample from the tube coronavirus tube
00:25
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 with gloves injecting liquid sample into a plastic gradient lab for test
00:09
HD
Analysis of the PH and chlorine of the water in a swimming pool in Summer. Check quality of water with test strip, comparing results.
00:15
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.
00:13
HD
Lab assistant in gloves putting blood test tubes in rack or holder close up
00:10
HD
4k stock| . Static color simple noise. Error video glitch. Bad damage interface. No signal stock animation. Video no signal test pattern on TV screen; colorful flickering.
00:10
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
closeup of doctor holding test tube of blood
00:20
HD
Taking a blood sample for testing in the tube and putting it on the stand
00:12
HD
Please stand by tv test pattern retro vintage broadcast. 4k animation video
00:10
HD
Doctor or laboratory technician dials urine from container with sample for analysis and research in medical laboratory, medical urine test and health scanning
00:29
HD
Generic 3d car crash test with crashtest dummy. Car destruction. Realistic 4k animation.
00:10
HD
Please stand by screen display featuring a tv test pattern with please stand by message. Suitable for indicating waiting times in presentations. 4k looping
00:10
HD
Digital Performance Metric Dashboard Showing Quantitative Social Media Growth Trends and Engagement Statistics
00:10
HD
Waist up slowmo of group of multiethnic college students sitting one by one at desk in classroom writing test
00:28
HD
Hands of a food scientist mixing experimental food samples in test tubes and petri dishes highlighting the scientific approach to food formulation and preservation.
00:06
HD
16:9 TV color bar damage glitch distortion background, abstract noise effect. (4K UHD seamless looping, computer digitally generated animation.)
00:10
HD
Drop chemical fluid into laboratory test tube , science biological or chemistry research concept
00:16
HD
Laboratory technician places blood collection tubes into analyzer cassette for automated diagnostic testing in modern medical laboratory environment.
00:13
HD
A vintage television screen displays colorful test pattern bars
00:11
HD
An old retro vintage tv test pattern (appearing on air in case of technical difficulties), with a heavy glitch effect.
00:18
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
Scientist doing research in a modern lab. Closeup of a technician analyzing samples in Petri dishes on a glass table. A chemist preparing organisms for testing or DNA modification in a laboratory
00:09
HD