Machine Vision Knowledge Base: Lens Selection and Application Guides
Knowledge
Alternatives to a 12× Zoom Lens for Machine Vision: 6 Specs to Check | POMEAS
A 12× zoom ratio tells you the magnification span, not whether the lens will hold focus, resolution or distortion across that span. Six measurable parameters decide whether a substitute zoom lens works on an existing vision station — with measured values from five POMEAS zoom lenses.
Flash Measuring Machine: How Single-Shot Measurement Works | POMEAS
How a flash measuring machine captures a whole field in one shot and measures in seconds, what that requires of optics and calibration, and where the approach stops working.
Live Cell Imaging Microscope: Requirements and Where Industrial Systems Stop | POMEAS
What live cell imaging requires: incubation, low phototoxicity illumination, stable focus over hours. Where industrial inspection microscopes stop short of those requirements.
Optical Microscope in Industrial Inspection: Where Direct Viewing Still Wins | POMEAS
Where a direct-view optical microscope is still the right instrument, what it cannot do, and how to add digital capture without losing the advantages that made it worth choosing.
VHX-Class Digital Microscope: What This Category Actually Delivers | POMEAS
What the VHX class of digital microscopes delivers: depth of field by focus stacking, on-screen measurement and motorised zoom. How to judge any instrument in that category.
High Speed Microscope: Frame Rate, Exposure and Motion Blur Limits | POMEAS
What makes a microscope high speed is the exposure and the data path, not the frame rate figure. How motion blur, illumination budget and readout set the real limit on a moving part.
Fluorescence Microscope Principle: Excitation, Emission and Practical Limits | POMEAS
How a fluorescence microscope separates excitation from emission, why the filter set decides what can be seen, and what limits the technique on industrial samples.
Industrial Microscope Configurations: Optical, Digital and Hybrid | POMEAS
Industrial microscopes differ in how the image is formed, not in magnification. Which configuration suits which measurement, with measured working distance and resolution ranges.
Motorized Zoom Lens Image Circle: Full-Range Camera Check
How to verify sensor coverage across a motorized zoom range: active diagonal, vignetting, aperture, focus and extension-tube effects with a repeatable test.
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