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Camera Parameters — Minimum Illumination 【Sony FCB-EW9500H】

Source:Shenzhen Kai Mo Rui Electronic Technology Co. LTD2026-09-17

In the pursuit of ultimate image quality and outstanding performance, the Sony FCB-EW9500H module stands out among numerous high-definition cameras with its excellent low-light performance, making it the preferred choice for a wide range of application scenarios. This article delves into the definition of minimum illumination, key factors affecting minimum illumination, and the outstanding performance of the Sony FCB-EW9500H in various low-light environments.

Definition of Minimum Illumination

As an importa

nt indicator to measure the photosensitivity of a camera, minimum illumination represents the darkest environment in which the camera can capture clear and usable images. Simply put, it determines the camera’s working capability under low-light conditions. Since there is no unified international standard, major CCD manufacturers usually label the minimum illumination values based on their own test methods. Regardless, low-light performance remains one of the key indicators for evaluating camera quality.

Factors Affecting Minimum Illumination

There are many factors affecting a camera’s minimum illumination value, mainly including the lens light throughput parameter, light source color temperature parameter, video level amplitude IRE level, and camera function parameter settings.

  • Lens light throughput parameter (F-number): The smaller the F-number, the larger the lens aperture and the higher the light throughput, allowing clearer images to be captured in low-light environments.
  • Light source color temperature parameter: Light sources with different color temperatures produce different perceived effects on the camera. Generally speaking, a higher color temperature delivers better camera performance under low-light conditions.
  • Video level amplitude IRE level: The IRE level is the standard for measuring camera signal strength. A higher IRE level means a stronger signal and superior camera performance in low-light scenarios.
  • Camera function parameter settings: Functions such as Automatic Gain Control (AGC), Wide Dynamic Range (WDR), and Backlight Compensation (BLC) can significantly improve camera performance in low-light environments.

Sony FCB-EW9500H

The Sony FCB-EW9500H achieves a minimum illumination of 0.00008 lx. This figure indicates that the camera can capture clear and bright images even at night or in severely dimly lit environments. It is equipped with a 1/1.8” STARVIS CMOS high-resolution image sensor featuring high definition, high photosensitivity and high sensitivity. To better understand this feature, we can compare it with other similar products.

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Application Scenarios

Thanks to its outstanding minimum illumination performance, the Sony FCB-EW9500H module is widely used in various low-light environments, especially in the security sector with stringent image quality requirements.

  • Security Industry: For locations with poor lighting at night, the minimum illumination capability of security surveillance cameras is particularly critical. With excellent low-light performance, the FCB-EW9500H module can capture clear images under extremely low light, effectively improving the accuracy and reliability of security monitoring. Whether for commercial blocks, residential communities or critical facilities, the FCB-EW9500H provides powerful support for security surveillance.

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Summary

In conclusion, the Sony FCB-EW9500H module demonstrates remarkable strength across many application scenarios, boasting exceptional low-light performance, powerful zoom capability and stable performance output. Whether in security or other fields requiring superior image quality, the FCB-EW9500H delivers a clear and stable visual experience for users and ushers in a new era of vision technology.

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