Mysterious Buttons on Sony Lenses ... | What do they do and how to configure it?

How to customize the Focus Hold Buttons on Sony Lenses? I was holding these 2 lenses: 70-200mm f2.8 GM on Amazon: https://geni.us/AAYI [Paid link*] 90mm macro on Amazon: https://geni.us/RAaqdE [Paid Link*] #sonylensbutton #fhbuttononSony #whatbutton #mysteriousbutton My Go-to Online Store: https://geni.us/Iw6nZ - (Amazon) Paid Link* Want me to check out some tech or interested in collaborating? email me: [email protected] FB:   / thetechnotice   Video produced by Lauri Pesur ------------------------------------------------------------------------------------------------------------- GEAR USED IN THIS VIDEO: AUDIO: [All links below redirect to Amazon and earn commissions] -I get All my MUSIC here: https://soundstripe.grsm.io/technotice -The Recorder + Mic I Use: https://geni.us/tscmdr-10l -The $20 Camera Shotgun Mic I use: https://geni.us/takstar -The Tie/Lapel Mic That I also use: https://geni.us/smrtlav You also need this for the tie mic: https://geni.us/sc3adt -My Main Headphones: https://geni.us/uv3a -Best cheap Rechargeable Batteries: https://geni.us/oQHyx9T VIDEO: [All links below redirect to Amazon and earn commissions] -New Sony B-roll Camera: https://geni.us/56576C -My Main workhorse camera: https://geni.us/P3oCxj -Main Lens That Gets All The Shots: https://geni.us/k09oA -The Wide Angle cheap-beast: https://geni.us/9KfCwy -Most reliable SD Cards in the world: https://geni.us/QMxxBnu STABILISATION: [All links below redirect to Amazon and earn commissions] -My NEW even cheaper Favourite Tripod: https://geni.us/fcXt -The Fluid Head on my tripod for smooth b-roll: https://geni.us/lhcJV -And my Main tripod [cheap as!]: https://geni.us/oBNG LIGHTS: [All links below redirect to Amazon and earn commissions] Main Fill Light: https://geni.us/qTbE -The small light I use for fill light: https://geni.us/hlEr -The Fire effect light: https://geni.us/GX5KA -The Ringlight I use: https://geni.us/YUti1vi -My Fav Cheap 3pack LED Video Lights https://geni.us/B39oL -The Blue ringlight behind me: https://geni.us/hMPB -The other light I use for fill light: https://geni.us/NBcVv OTHER: -My phone that you can sometimes see me use: https://geni.us/DGax I GET MY MUSIC HERE: https://soundstripe.grsm.io/technotice DISCLAIMER: I have to state that some of the links on this channel are affiliate links which means by clicking on them and purchasing the items I get a small commission. [Paid Link*] Means that by clicking on the link and purchasing from the shop I'll earn commission from Amazon or other site(s). This does NOT change the price for you.