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**742.864 resultaten voor test in video's**

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

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

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

00:14

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

00:10

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

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

00:10

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

00:10

Scantron Test Paper

00:16

hand with pencil taking a multiple choice test

00:18

An abstract television test pattern displays vibrant color bars with digital glitches and static noise.

00:15

Retro analog television test pattern with color bars and please stand by text featuring static noise.

00:10

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

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

00:06

Animated Laptop with Online Survey and Feedback Video - Transparent

00:10

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

00:29

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

Medical imaging center features advanced MRI machine and treatment area for patient diagnostics and care in modern facilities

00:10

Inserting the test sample in the sample container into the pre paid envelope ready for sending to the Bowel Cancer Screening Programme for testing.

00:25

Thyroid hormone t3 and t4 molecules circulate blood vessels representing endocrine health with detailed blood test concept showing molecular structure and red blood cells supporting thyroid function

00:08

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

Glass test tubes with liquid on white background.

00:12

Close up of scientist's hands in blue gloves adjusting microscope in laboratory, conducting scientific research and analysis. Health care and science concept

00:17

ripe green ripe pears on a blue ceramic bowl on the table, several ripe hard and juicy pears are on a bowl on the kitchen table

00:12

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

Glitchy test pattern screen for please stand by break, suitable for video production, tv and film projects, broadcasting, waiting rooms, and presentations.

00:10

A confident mature woman scientist stands with arms crossed in a well-equipped laboratory, surrounded by scientific equipment.

00:09

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

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

00:12

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

4K CRT glitch signal diagnostic screen animation, horizontal RGB scanlines and numeric line readouts, analog test interface with heavy noise, chromatic distortion and interference, broken broadcast

00:11

Dental Consultation: A dentist and patient collaborate in a modern dental office, examining an X-ray to gain insights for optimal oral health.

00:08

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

00:20

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

00:14

African scientist examines virus samples using a microscope in a laboratory setting, focusing on research and analysis of infectious diseases

00:10

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

00:11

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

00:10

Tv screen with Indian Head Test Pattern

00:14

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

00:10

Retro Analog TV Glitch Background. Distorted No Signal Screen Error, White Noise Static, Flickering Color Bars Test Pattern Animation 4k video animation seamless loop

00:10

An old retro vintage tv test pattern (appearing on air in case of technical difficulties), with a heavy glitch effect.

00:18

TU, MS, Side View shot of the head and shoulders of a crash test dummy

00:18

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

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

00:11

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

00:10

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

00:19

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

Airbag Deploys Closeup 2

00:29

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

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

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

00:21

Lab Research Test Tubes

00:06

automatic hematology analyzer with glass test tubes with blood

00:12

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

00:05

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

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

00:14

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

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

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

Vintage television test pattern overlay with colorful bars and glitch effect moving vertically with hand drawn scribbles creating analog distortion seamless loop animation

00:15

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

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

00:10

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

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

Online survey questionnaire with digital feedback form, customer evaluation and business assessment concept. Filling form, research analytics, technology interface and data review.

00:12

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

00:10

The blood analysis. Analysis to identify the HIV virus.

00:13

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

00:09

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

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

Conceptual 4K video of a doctor holding and looking at a test tube while testing samples for presence of coronavirus (COVID-19).

00:10

scientist take test tube

00:10

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

00:13

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

00:05

Scientist hands with microscope close-up shot in the laboratory

00:13

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

00:33

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

Hands holding pregnancy test, turning to show one line negative test, problem family planning.

00:10

over shoulder doctor writing on a form for a blood test

00:18

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

00:28

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

friendly female veterinarian stroking and calming domestic cat while examining an animal in medical office, smiling and looking at camera

00:21

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

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

00:16

Warning symbol for chemical hazard on test tube, chemical in factory

00:08

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

00:12

Scientist in blue gloves holds rack of blue liquid filled test tubes amidst vapor

00:08

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

00:38

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

Scientist holding test strip and checking result

00:14

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

00:10

Lab Research Test Tubes

00:08

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

00:13

Filling out Answers on a Multiple Choice Test Close up

00:18

A vintage television screen displays colorful test pattern bars

00:11

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

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

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

Bright RGB color changing animated background for screen test

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.

00:13