Teranex Mini Converter - HDMI to Optical 12G - CONVNTRM/MB/HOPT
Mini Converters | Blackmagic Design
Blackmagic Design Mini Converter Optical Fiber 12G Support Embedded SDI and HDMI-compatible Audio Converter - AliExpress
Theatrixx Technologies Optical Fiber to SDI Receiver xVision Video Converter
Amazon.com: Mini HD/3G SDI Fiber Extender 1080P HD/3G-SDI Over Fiber Converter Broadcast Level SDI Video Optical Transceiver Single-Mode Single Fiber 20km with RS485 Tally and Loop Output : Electronics