Optics Resource Center

What are the advantages of double-telecentric lenses compared to standard lenses?

Double-telecentric lenses maintain a high degree of consistency in dimensional measurements across the entire field of view, completely eliminating measurement errors caused by variations in object p…...

2026/07/16

author:POMEAS

How can the issue of metal mirror reflections affecting measurements be effectively resolved?

The telecentric measurement system is equipped with a high-resolution optical system and sub-pixel algorithms. Its various fields of view (6 mm, 15 mm, 40 mm, 65 mm and 120 mm) have all been precisel…...

2026/07/16

author:POMEAS

Comprehensive Guide to Selection Parameters for Telecentric Measurement Systems

Thanks to their non-contact, high-precision and highly efficient inspection capabilities, Telecentric Measurement Systems have become the key equipment for replacing traditional manual measurement an…...

2026/07/14

author:POMEAS

Comparison of actual lighting effects from visual light sources

There is no such thing as a universal light source; trying a different angle or adding another polarising filter can make a world of difference. The essence of choosing a light source is to bring out…...

2026/07/14

author:POMEAS

How do you choose between GEGI industrial cameras, HDMI industrial cameras and VGA industrial camera

Guidelines for selection: If you need to ‘analyse’ images for automatic decision-making, choose a GEGI camera; if you simply need to ‘view’ images for manual assessment, choose an HDMI camera; if you…...

2026/07/13

author:POMEAS

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 t…...

2026/07/10

author:POMEAS

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 lenses’…...

2026/07/09

author:POMEAS

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 c…...

2026/07/09

author:POMEAS