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**716 442 результата по запросу «test» в категории «видео»**

4K Close up of pencil being used on a multiple choice test paper

00:33

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

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

Broadcast Test Card With 59-Second Countdown For Technical Breaks. Color television test pattern with Please Stand By text and countdown timer from 00:59 to 00:00 seconds.

01:00

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

hand with pencil taking a multiple choice test

00:18

Pipette with liquid inside drop water in test tubes. Close up macro.

00:14

Food production review: Two food industry professionals collaborate during an inspection, wearing protective gear amidst the clean industrial setting.

00:15

Generic 3d car crash test with crashtest dummy. Car destruction. Realistic 4k animation.

00:10

Retro tv test pattern please stand by broadcast signal. waiting screen vintage television. 4k animation video

00:10

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

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

Waist up slowmo of group of multiethnic college students sitting one by one at desk in classroom writing test

00:28

Lab assistant makes urgent blood test for detection of antibodies and infections

00:29

after the test, the doctor puts the blood tests in a pallet

00:06

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

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

Retro TV screen displaying colorful vertical bars and snowy static, with 'PLEASE STAND BY' message.

00:10

16:9 TV color bar damage glitch distortion background, abstract noise effect. (4K UHD seamless looping, computer digitally generated animation.)

00:10

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

Classic television test pattern with 'SIGNAL LOST' message, showing broadcast interruption

00:05

Lab Research Test Tubes

00:08

Beta Concept Futuristic Glowing Neon Text Over Binary Code Background

00:08

Glass test tubes with liquid on white background.

00:12

TV test tablet with glitch interference on lcd screen background animation - new quality digital twitch technology colorful video footage

00:10

Hand Of A Person On Exam Colors Right Answers With A Pencil. Close up

00:21

Filling out Answers on a Multiple Choice Test Close up

00:18

Closeup of quantum computer chip testing with microprobes on a dark circuit board, 4k video

00:10

Older male university student receives alert warning notification for violating academic integrity policies by using AI chatbot for assignment concept

00:25

Please stand by tv test pattern retro vintage broadcast. 4k animation video

00:10

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

Close Up Tracking Of Woman Holding Positive Pregnancy Test In Public Bathroom

00:10

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

automatic hematology analyzer with glass test tubes with blood

00:12

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

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

Generic 3d car crash test with crashtest dummy. Car destruction. Realistic 4k animation.

00:10

Please Stand By - Retro Television Test Pattern with Static and Glitch Effect.

00:10

Asian mother makes blood glycemia test to her daughter for diabetes check at home - Family disease, medicine and lifestyle concept

00:10

Blood samples in a test-tube centrifuge. Lab environment. Looping animation 4KHD

00:10

Streaming countdown TV test card signal pattern animation. Television Color Test seamless looping

00:14

Taking a blood sample for testing in the tube and putting it on the stand

00:12

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

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

Lockdown, CU, SLO MO, head and shoulders of a crash test dummy hitting a deployed airbag

00:37

Tilting down fast to slow to a covid 19 positive antigen test on a wooden table, 23.98 fps

00:11

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

Bright RGB color changing animated background for screen test

00:12

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

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

Airbag Deploys Closeup 2

00:29

Tv screen with Indian Head Test Pattern

00:14

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

Lab Research Test Tubes

00:06

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

Laboratory technician places blood collection tubes into analyzer cassette for automated diagnostic testing in modern medical laboratory environment.

00:13

The blood analysis. Analysis to identify the HIV virus.

00:13

Nurse puts a bar code on a test tube with a blood test

00:11

Athlete undergoing stress test with ecg monitoring in a medical setting

00:08

Vintage “Please Stand By” test card with radial calibration pattern, sepia tone, and film dust texture

00:20

Portrait of female scientist with a pipette analyzes a liquid to extract the DNA and molecules in the test tubes in laboratory. Shot in 8K. Concept: research,biochemistry, pharmaceutical medicine

00:16

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

TV test card signal pattern animation. Please stand by starting soon streaming countdown. Television Color Test Calibration Bars. seamless looping

00:14

Technical difficulties tv test pattern. broadcast retro vintage error screen. 4k video

00:10

Scientist hands with microscope close-up shot in the laboratory

00:13

Technical difficulties error tv test pattern showcases a message for broadcast production, television, troubleshooting, technical difficulties, media projects, and presentations.

00:10

Lab assistant in gloves putting blood test tubes in rack or holder close up

00:10

Scientist holding test strip and checking result

00:14

4k, Students in school uniform taking exam at desk in a classroom. Slow motion.

00:29

Scientist with gloves injecting liquid sample into a plastic gradient lab for test

00:09

Retro television broadcast test pattern featuring vibrant vertical color bars and a grayscale static section, indicating signal loss or display calibration

00:05

the inspector checks the form and puts a a worst grade on a exam test

00:06

Intentional glitch distortion fx: a test pattern from a tv transmission, with colorful rotating bars, a black box and the warning text No signal.

00:12

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

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

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

Scantron Test Paper

00:16

Lab tests in test tubes with blood samples for medical research and analysis in a clinical setting with blue lids

00:05

A person interacts with a digital touchscreen displaying colorful data analytics and graphs in a modern office at sunset.

00:05

Lab technician in blue gloves labeling urine sample test tube with barcode in modern medical laboratory for diagnostic analysis and research.

00:13

Tilting down slowly to a Covid 19 positive antigen test on a wooden table 23.98 fps

00:10

over shoulder doctor writing on a form for a blood test

00:18

A focused African American student in a white shirt writes in his notebook during an important exam in a classroom. Concept of academic achievement, education, and dedication to learning.

00:10

Chemist in protective uniform showing tube with dark liquid, oil examination

00:08

CuttingEdge Modern Laboratory Equipment Designed for Precision Testing and Analysis

00:32

Drop chemical fluid into laboratory test tube , science biological or chemistry research concept

00:16

Asian women student sits in library, prepare for exam and making notes in notebook preparing for college test and finding information with a serious face in college library.

00:10

Analog capture (intentional heavy distortion fx): a tv test pattern (also called cinescope) made of blocks and shapes of varying dimensions.

00:12

Retro Television Test Pattern with Vibrant Color Bars

00:20

Scientists wearing lab coats and gloves are analyzing blood test tubes and taking notes in a laboratory

00:19

A vintage television screen displays colorful test pattern bars

00:11

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

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

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

One-minute black and white retro TV test pattern with countdown timer in center. Perfect for broadcasters and streamers countdown.

01:00

Hands, gloves and blood sample in lab with label for test, assessment or clinical analysis at pharma company. Scientist, person and glass container with dna, results and ppe with vaccine development

00:17

A close-up dolly shot of a student filling in the little bubble circles of a test paper.

00:38

4k stock. Bad interface damage. No signal test pattern TV screen. Tv static animation glitch. Noise color error video with scanline effect.

00:13

Unrecognizable man walking on treadmill during cardiac stress test

00:14

scientist hand putting test tubes ampoules bottles in pcr machine Spbas. dna test, molecular biology technology. concept examining, diagnostics, pharmaceutical laboratory

00:17