China M34 Manufacturers, Suppliers, Factory

The special effect of polarizer is to effectively exclude and filter the scattered light in the beam. The light can be put into the eye visual image in the right light axis, so that the visual field is clear and natural. Like the principle of blinds, light is adjusted to the same direction of light into the room, nature makes the scene look soft and not harsh.

In surveillance, resolution is often the headline, but light-gathering capability is what actually delivers a usable image. When the sun goes down, the "spec sheet" battle between an F2.0 and an F1.0 lens becomes very real. If you are looking to upgrade your CCTV system, understanding the interplay between aperture and focal length is the difference between capturing a grainy silhouette and a clear, identifiable face.

A distortionless lens is designed to eliminate or significantly reduce image distortion, ensuring precise and reliable visual representation. This article explores how distortionless lenses work, their advantages, and how they solve common challenges faced by industries such as machine vision, medical imaging, and precision inspection. By understanding their structure, features, and selection criteria, users can make informed decisions to enhance imaging quality and operational efficiency.

In October 2025, Silk Optical held a warm and engaging symposium for new employees. Centered on the theme "Together on a New Journey," the meeting facilitated open discussions on onboarding experiences, career development, and company culture. This article highlights the key moments and outcomes of the event, underscoring Silk Optical's people-first approach and its vision to become the most valued enterprise in the optics industry

A wide-angle camera lens is a photographic camera lens with a shorter focal length than a standard camera lens, a larger viewing angle than a standard camera lens, a longer focal length than a fisheye camera lens, and a smaller viewing angle than a fisheye camera lens. Wide-angle camera lenses are divided into two types: ordinary wide-angle camera lenses and ultra-wide-angle camera lenses.

Walk into any modern mega-warehouse or advanced manufacturing plant today, and you will see them: Automated Guided Vehicles (AGVs) and Autonomous Mobile Robots (AMRs) zipping around, dodging humans, and lifting pallets with surgical precision. The visual is incredibly futuristic, but the engineering behind it is a massive headache. Why? Because robots do not have brains that can naturally compensate for bad vision. If you take a standard, off-the-shelf security camera lens, screw it onto an AGV, and send it into a busy warehouse, that robot is going to crash into a forklift. As the demand for V-SLAM (Visual Simultaneous Localization and Mapping) robots explodes, optical engineers are realizing that "security scenarios" and "robotics scenarios" are two completely different beasts. Here is a deep dive into why standard lenses are failing our new robotic workforce, and the strict new requirements driving the boom in non-standard, customized optical lenses.