What is that camera?
The camera you've pictured appears to be a Nikon D750.
How many cameras these days have it especially Nikon D5300?
Well, pretty much all digital SLR cameras have full color screens so that they can display image previews. How much color they use in their menu and control screens is a bit more variable.
This YouTube video about the ...
I've experience the same issue while repairing a 5D3, it came out that the issue was caused by the top cover flat cable not properly connecting to the main board of the camera. Solved by cleaning with isopropilc alchool the flat contacts. Hope this solution might help someone in the same trouble.
The control ring is a third ring on the lens in addition to the zoom and focus rings (of course primes lack the zoom ring so they have only two rings: focus and control). The control ring typically has clicked positions, so it adjusts some camera parameter in steps.
As a cost reduction measure, the RF 24-240mm superzoom lens has focus and control ring ...
DISCLAIMER: This is more hypothesis than definitive answer. I continue to research this, and will update the answer when and if I find new information. In the meantime, please don't let my "guess" dissuade anyone from answering definitively. I'll accept the first correct definitive answer, and my answer is not definitive at present!
Q1: Can anyone ...
No, there is no way to do what you want.
You can swap which direction of each dial/wheel increases/decreases exposure. You can swap which dial/wheel controls Av and which controls Tv in Manual exposure mode. But you can't assign exposure compensation to anything but the rear wheel.
Beside AF-ON button you need to release shutter from autofocus. Check this manual how to do it:
The setting in question is found on the Timers/AE Lock submenu of the
Custom Setting menu and is called Shutter-Release Button AE-L, as
shown in Figure 10-21. If you set the option to On, your half-press of
the shutter button locks both focus and exposure....
I think I know what happens. If you have set ae-l af-l af af-on and press the button to focus it will focus the lens and the focus confirmation dot will light up in the viewfinder.now if you press the shutter button with the lens still in focus( from pressing ae-l af-l) the focus confirmation dot will light up again :it does not mean that pressing the ...