Why Is the Center Sharp but the Edges Blurry in Line Scan Imaging?
Sometimes a line scan imaging system produces a very clear image in the center, but the image becomes blurry toward one or both ends of the sensor. The first reaction…
Application
Line Scan Lens vs Area Scan Lens: What Is Different in Optical Design?
When customers ask us about a line scan lens, sometimes they already have an area scan lens and want to know whether it can be used with their new camera.…
How to Choose a Lens for Line Scan Cameras in Industrial Inspection
Choosing a lens for a line scan camera is not only about focal length. We see this quite often: the customer already has a 4K, 8K or higher-resolution line scan…
China National Day Holiday Notice 2026 from VY Optics
October is almost here, and China’s National Day holiday is approaching. VY Optics will take a short break from October 1 to October 7, 2026. We will return to normal…
Pipe and Tube Inner Wall Inspection Lens for Metal Tubes and Fluid Passages
Introduction Inspecting the outside of a metal tube is relatively easy. However, defects inside a pipe, fluid passage, or narrow internal channel are much harder to find. Scratches, burrs, corrosion,…
Mid-Autumn Festival Holiday Notice 2026 from VY Optics
If you work in optics, you see a lot of circles every day. Lenses are round. Lens barrels are round. Many laser spots are round. And during the Mid-Autumn Festival,…
Inner Wall Inspection Lens for Automotive Parts: Fuel Injectors, Brake Lines and Valve Bodies
Introduction Automotive parts often have internal structures that are difficult to inspect from the outside. A fuel injector, brake line, valve body, cooling channel, or precision machined part may look…
Inner Wall Inspection Lens for Hydraulic Valve Bores and Deep-Bore Components
Introduction Hydraulic valve bores and deep-bore components are not always easy to inspect. From the outside, the part may look clean and well machined. However, scratches, burrs, pits, contamination, and…
How to Choose an Inner Wall Inspection Lens for Deep Holes and Pipes
Introduction Choosing a lens for inner wall inspection is not the same as choosing a standard machine vision lens. For normal surface inspection, the camera and lens usually look at…
VY-0430 Inner Wall Inspection Lens for Deep Holes and Pipes | VY Optics
Introduction VY Optics is pleased to introduce the VY-0430 Inner Wall Inspection Lens for deep holes, pipes, bores, tubes, and precision internal cavities. Inner wall inspection is a common need in…