Craig Frames B235 8x10-Inch Mat, Single Opening for 4x5-Inch Image, Chamois with Cream Core

[Music] today it's all about lenses how they work how to choose them how to mount them how to use them when you first get a large-format lens it looks like this basic lens you have your rear element comes apart have a retaining ring the front element comes out then you have your shutter these are the elements the large-format lens when you get a lens you're gonna want to mount it in a lens board one of the things about lens boards is you need the specific lens board for your specific camera each camera has generally their own specific lens boards either al inhofe lens board or Toyo or Synar Dierdorf whatever your camera make is you need the specific lens board for that camera to fit your lens in each lens has its own specific size of lens board generally three sizes of lenses there is a couple zero there's a couple one and there's a cup of three shutters and you're gonna need the approp