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Grid Test Chart

Grid Test Chart Instructions Operating Manual Grid Test Chart PDF
This Grid Test Chart Instrument are Certified with
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1 Years Warranty (Additional support period of 3 years)

NJ-10-100A is designed for operational adjustment and control of TV cameras. It consists of circles permitting rough visual appraisal of scan linearity, grid lines serving the purpose of adjusting registration and wedges serving the purpose of resolution appraisal.

A grid structure consisting of 23 horizontal and 35 vertical lines is arranged on a white background. 3 grid lines each divide the outer 3 grid rows in the middle. The width of the grid lines is 0.15% of the picture width. The large circular line has a diameter of 83 1/3% of the picture height, the 5 small circular lines have a diameter of 25% of the picture height.

4 resolution wedges are arranged in the large circle at angles of 0°, 45°, 90°, and 135° corresponding to signal frequencies of 2-10 MHz. (The marking ends at 8 MHz and 600 lines).

UTILIZATION

  • The test chart is designed for operational adjustment and control of TV cameras.
  • The circles permit rough visual appraisal of scan linearity.
  • The grid lines serve the purpose of adjusting registration.
  • The wedges serve the purpose of resolution appraisal.

Our Valued Clients

  • our customer Truly Opto Electronics
  • our customer Largan Precision
  • our customer q tech smart vision
  • huawei
  • our customer o film
  • our customer sunny optical
  • our customer TRANSSION
  • our customer xiaomi

FAQs About  Geometric Test Charts

Gloss levels are usually of five types, namely, matte, eggshell, satin, semi-gloss, and high gloss. These categories are of rising levels of reflectivity of the surface and are utilized to characterize the completion of paints, coatings, and other substances.


To determine haze, haze meters are used in multiple industries such as plastic, glass, film, coating, and displays. This ensures that all optical quality of the product is in the appropriate specification, including aesthetic compliance and meeting the intercontinental quality standards.


  • The core function of a portable multi-parameter colorimeter is to measure various color parameters, including color difference and chromaticity, and it is mainly used in scenarios requiring precise color management.

  • 3nh portable colorimeters are designed specifically for the above needs, combining portability and high-precision color measurement, making them especially suitable for on-site rapid testing.

  • Our portable colorimeter products effectively improve color quality control efficiency and help users optimize workflows.

  • For more product information or to apply for a trial, you can contact our color engineers by email at service@3nh.com.


    3nh – High-Quality Colorimeter Manufacturer | Delivering Accurate Color Measurement Data

    With over 20 years of experience in color management, 3nh helps optimize your enterprise’s color management workflow, 3nh’s color measurement instruments include colorimeters, benchtop spectrophotometers, color testers, and color matching software. Contact our color experts today!


To ensure a consistent color perception, observers should look at samples at a 45° light angle and 0° viewing angle to reduce glare.


Take into account the measurement range, type of samples, needed precision, any relevant standards, and your industry.


Our machine is packed by standard export wooden box, it won’t be damaged. We’ve delivered many testing machines abroad by sea or by air without damage.

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