Using the F key to fit selected only works correctly on objects of 1 meter or greater (unit size), making it very difficult to zoom in to small geometry.
Customer reported version
Nuke 10.0v3
Steps to reproduce
1) In a 3D app, create a cube with dimensions of 1m
2) Also create a cube of 1cm
3) Export both these out separately as OBJ files
4) Read both of these in Nuke
5) Assign the 1m cube to Viewer input 1
6) Assign the 1cm cube to Viewer input 2
7) Select the 1m cube and press F to fit selected
8) Select the 1cm cube and press F to fit selected
9) Notice that it won't zoom in any further
Reproduced by support
Nuke 10.0v3 - Windows 10
Nuke 9.0v9 - Windows 10
Expected behaviour
To fit selected regardless of the unit size of the viewer
Actual behaviour
The fit selected command is clamped to the unit size of 1m