POLCD Tech Blog

TN vs. IPS in Industrial HMIs: Why True 178° Wide Viewing Angles Matter for Equipment Safety

Industrial Display / HMI Safety Brief TN vs. IPS Industrial Display: Why 178° Wide Viewing Angle LCD Modules Matter for HMI Safety On a factory floor, an operator almost never looks at an industrial HMI panel head-...

Touch screen specs decoded: how to read resolution, refresh rate and color depth

Capacitive Touch Screen · Spec Guide Touch screen specs decoded:resolution, refresh rate& color depth explained May 27, 2026 7 min read By Polcd Display Team 240 × 280 px 60 Hz 16-bit / 65K Data...

 

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