How do you choose between telephoto, Vari-focal and fixed-focal-length lenses?
Guidelines for lens selection: prioritise fixed-focus lenses for stable, flat-surface applications; choose telecentric lenses where there is sufficient height, precise measurements are required and......
Frequently Asked Questions about Telephoto Lenses
In the field of industrial machine vision, one often encounters a type of lens that is robust and elongated, resembling a gun barrel; these are commonly referred to in the industry as ‘barrel lense......
From micro-gears to aircraft blades: applications of multi-sensor measurement equipment
The core value of multi-sensor measurement equipment lies not merely in ‘integration’, but in ‘convergence’. Through a unified coordinate system and intelligent software, it seamlessly combines and......
What is a multi-sensor measurement device?
Multi-sensor measuring equipment is a composite measuring system that integrates optical systems, 3D profile scanning and sensor systems within a single coordinate system....
A quick guide to the uses of additional lenses for ZOOM LENSes
An add-on lens is, essentially, a set of additional lenses fitted in front of or behind the main lens to alter the lens’s focal length, field of view and optical performance without having to repla......
A quick guide to the uses of ZOOM LENS barrels
Have you ever found yourself in a situation where you’ve chosen the right lens and adjusted the zoom, but still can’t capture the shot you want?...
The Application of Cylindrical Barrels in Visual Inspection
With their core advantages of distortion-free imaging, a large depth of field, high resolution and high stability, barrel lenses have solved the challenges of imaging and inspection in complex work......
Are the edges always blurred? The 360° detection lens solves this problem
Although 360° inspection lenses can capture images of the entire outer surface in a single pass, their imaging quality has long been limited by optical design—particularly when the diameter of the ......
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