====== Sony Video setting ======

  * A7II:
    * black-level: +2
    * Gamma=Cine4
    * Black Gamma = (Range = wide, level = +4)
    * Knee = (Mode = manual, manual set = )
      * ( Point = 80%, slope=+2
    * color mode = pro
    * saturation = -5
    * color phase= 0
    * color depth = R+3, G+1, B-1, C-4, M-4, Y+3
    * detail = 4k=-6,1080p=0

| black level | gamma | black gamma | knee | color mode | sat | phase | color depth r | detail |
| -15         | cine4 | wide -7     | auto | pro        | 5 | +2     | 5,5,5,-3,-3,-5 | -7 |

ref:
  - How To Get Canon Colors On Sony Cameras
    - https://www.youtube.com/watch?v=dGJMWkHZ08A

====== Sony E mount Macro extension adapter ======

  * review:
    * https://phillipreeve.net/blog/leica-m-to-sony-e-close-focus-adapters/

====== Sony E Mount Lens ======

  * samyang 8mm f2.8 fisheye II:
    * vs I, bigger rear elements and focus ring no gap design
    * https://admiringlight.com/blog/thoughts-samyang-8mm-fisheye-version-ii/