Blackmagic Design Decklink Quad 3G SDI Mezzanine Card for Decklink 4K Extreme 12G Canon RF Lens Mount the Octabox also provides even the Octabox also provides even illumination over the front diffuser and creates crispy and direct light when used without diffusers to boast a beauty dish look 8L IS USM Lens from Canon is well kitted for the latest EOS R Mirrorless systems to deliver a high performance autofocus system with its superior Nano USM motor The DeckLink 4K Extreme 12G Quad SDI card produces deep colour for precise digital cinema quality images video with DaVinci Resolve suite and it can directly connect to older monitors and digital cinema projectors that supports four 3G SDD connections without having to buy additional external converters The Blackmagic Design DeckLink Quad 3G SDI Mezzanine Card is an 8 lane PCI Express Generation 2 capture and playback card that replaces the standard HDMI card on the DeckLink 4K Extreme 12G that now allows you to connect all your existing Ultra HD and 4K equipment that uses quad link 3G SDI connections to the computer through their existing DeckLink 4K Extreme 12G video capture and playback card