The phrase "a bit more light on" is not correct in standard English; it should be "a bit more light" or "shed a bit more light on." You can use it when asking for clarification or additional information about a topic.
Example: "Could you shed a bit more light on the project's timeline?"
Alternatives: "provide more clarity on" or "offer further insight into".
Now, in an email sent out to users (see below), Jolicloud sheds – a bit – more light on things.
Timed perfectly to last night's Grammy Awards (which featured James Corden jammed into a car facade singing "Sweet Caroline" with Jennifer Lopez), the new trailer sheds a bit more light on how producers are going to squeeze the one-note bit into a full 16 episodes.
"It sheds a bit more light on what is happening in this remote country".
We've asked the MIT faculty member interviewed for the post to shed a bit more light on some of the issues.
But the governor's girlfriend, his ex-wife and his younger brother are not nearly so cagey, and they each periodically post images on Twitter that shed a bit more light on the family's whereabouts.
The winner, Erin Luhmann of the University of Wisconsin, and I hope to shine a bit more light on the continuing slaughter in Darfur — and on the courage and resilience of the survivors.
The whole thing could do with a bit more light, both emotionally and on stage.
It also helped to shed a bit more light, even for an instant, on the vast world of data brokers and the global landscape of companies that buy and sell our data in attempts to manipulate our feelings and actions.
Every so often a branch drops and I get a bit more light; I think it is probably my influence on them.
To give a bit more light, elegant look you can use lighter foundation on the bridge of your nose, your brow area, and cheeks.
With a bit more light, Trump's tax plan suddenly looked more Howard Hughes than Huey Long.
