MFR# 6908C002. Voice Coil Motor (VCM) for Rear Focus. Canon RF 50mm f/1.4 L VCM Lens (Canon RF). Canon ES-73 Lens Hood for RF 50mm f/1.4 L VCM Lens. This hybrid lens design incorporates a video-friendly Voice Coil Motor (VCM) rear focus system with a Nano USM (Ultrasonic Motor) for precise autofocus and near-silent lens operation.
