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How to clean security camera lens?
To ensure the imaging quality and service life of the surveillance lens, it is essential to avoid scratching the mirror surface or damaging the coating during the cleaning process. The following outlines professional cleaning procedures and precautions: ...Read more -
Why do the majority of traffic surveillance cameras utilize zoom lenses?
Traffic monitoring systems typically utilize zoom lenses due to their superior flexibility and environmental adaptability, which enable them to meet a wide range of monitoring requirements under complex road conditions. Below is an analysis of their key advantages: ...Read more -
The Coordination Between Industrial Lenses and Light Sources
The coordination between industrial lenses and light sources plays a critical role in the development of high-performance machine vision systems. Achieving optimal imaging performance requires the comprehensive alignment of optical parameters, environmental conditions, a...Read more -
2025 CIOE Shenzhen
The 26th China International Optoelectronic Exhibition (CIOE) 2025 will be held at the Shenzhen International Convention and Exhibition Center (Bao’an New Venue) from September 10th to 12th. Below is a summary of the key information: Exhibition High...Read more -
Commonly Used Lenses for Home security Cameras
The focal length of lenses used in home surveillance cameras typically ranges from 2.8mm to 6mm. The appropriate focal length should be selected based on the specific surveillance environment and practical requirements. The choice of lens focal length not only influences...Read more -
How to Select a Line Scanning Lens?
The main parameters of the Line scanning lens include the following key indicators: Resolution Resolution is a critical parameter for evaluating a lens's ability to capture fine image details, typically expressed in line pairs per millimeter (lp/...Read more -
MTF Curve Analysis Guide
The MTF (Modulation Transfer Function) curve graph serves as a critical analytical tool for evaluating the optical performance of lenses. By quantifying the lens’s ability to preserve contrast across varying spatial frequencies, it visually illustrates key imaging characteristics such as re...Read more -
The application of filters across different spectral bands in the optical industry
Application of filters The application of filters across different spectral bands in the optical industry primarily leverages their wavelength selection capabilities, enabling specific functionalities by modulating the wavelength, intensity, and other optical properties. The following outlines th...Read more -
The Function of the Diaphragm within the Optical System
The primary functions of an aperture in an optical system encompass limiting beam aperture, restricting field of view, enhancing image quality, and eliminating stray light, among others. Specifically: 1. Limiting Beam Aperture: The aperture determines the amount of light flux entering the syste...Read more -
EFL BFL FFL and FBL
EFL (Effective Focal Length), which refers to the effective focal length, is defined as the distance from the center of the lens to the focal point. In optical design, focal length is categorized into image-side focal length and object-side focal length. Specifically, EFL pertains to the image-si...Read more -
Resolution and sensor size
The relationship between the size of the target surface and the achievable pixel resolution can be analyzed from multiple perspectives. Below, we will delve into four key aspects: the increase in unit pixel area, the enhancement of light capture capability, the improveme...Read more -
Which material is more suitable for use as a Lens shell: plastic or metal?
The appearance design of lenses plays a crucial role in modern optical devices, with plastic and metal being two predominant material choices. The distinctions between these two types are evident across various dimensions, including material properties, durability, weigh...Read more
