How do you find out which VESA standard your screen / monitor has?
ThingyClub CDTZ2S Professional Gas Spring Desk Mount LCD Monitor Arm S - Thingy Club
Aluminium Monitor Schwenkarm Halter Tisch Halterung Bildschirm VESA N
DURABLE »MONITOR« Wandhalterung, (Durable 508723 Monitor Halterung Pro für 1 Monitor und 1 Tablet, verschiebbare, 360° drehbare VESA-Befestigung für VESA Bildschirm) online kaufen | OTTO
Amazon.com: VIVO Quick Attach VESA Adapter Plate Bracket Designed for Samsung T55 Series Monitors, VESA up to 100x100, Black, MOUNT-SGT55 : Electronics
OptiPlex Micro Dual VESA Mount Stand with adapter box | Dell USA