Methods for Measuring Peak Brightness of Integrated LCD Displays
When it comes to measuring the peak brightness of integrated LCD displays, there are several methods that can be used to ensure accurate results. Peak brightness is an important factor to consider when evaluating the performance of a display, as it directly impacts the overall viewing experience. In this article, we will discuss some of the most common methods for measuring peak brightness and provide tips on how to obtain reliable and consistent results.
One of the most widely used methods for measuring peak brightness is to use a photometer. A photometer is a device that measures the intensity of light emitted by a display in units of candelas per square meter (cd/m2). To measure peak brightness, the photometer is placed directly in front of the display and a series of measurements are taken at different points on the screen. The highest reading obtained during these measurements represents the peak brightness of the display.
Another method for measuring peak brightness is to use a spectroradiometer. A spectroradiometer is a more advanced device that measures the spectral distribution of light emitted by a display, in addition to its intensity. This allows for a more detailed analysis of the display’s performance, including color accuracy and uniformity. To measure peak brightness with a spectroradiometer, the device is placed in front of the display and a series of measurements are taken across the entire screen. The highest reading obtained during these measurements represents the peak brightness of the display.
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In addition to using specialized devices like photometers and spectroradiometers, there are also software-based methods for measuring peak brightness. One common approach is to use a calibration software that is specifically designed for displays. These software tools typically use a combination of hardware sensors and algorithms to measure peak brightness and other display parameters. While software-based methods may not always be as accurate as using dedicated devices, they can still provide valuable insights into the performance of a display.
Parameter items | Parameter range |
Common size range | 7 inches ~ 21.5 inches |
fixing method | Positive locking/Side locking |
Embedding method | External embedding/Internal embedding |
External Embedding | Embedded module front covers enclosure opening |
Regardless of the method used, there are several factors to consider when measuring peak brightness. It is important to ensure that the display is set to its maximum brightness level during measurements, as this will provide the most accurate results. Additionally, ambient lighting conditions should be taken into account, as they can affect the perceived brightness of the display. To minimize the impact of ambient lighting, measurements should be taken in a controlled environment with consistent lighting conditions.
In conclusion, measuring the peak brightness of integrated LCD displays is an important step in evaluating their performance. By using methods such as photometers, spectroradiometers, and calibration software, accurate and reliable measurements can be obtained. It is important to consider factors such as display settings and ambient lighting conditions when conducting measurements, in order to ensure consistent and meaningful results. By following these guidelines, display manufacturers and users can better understand the capabilities of their displays and make informed decisions about their use.