Halo mcc lighting upgrade for 3 and 4?

//ads -- adsterra.com -- native banner
?>
I read that the only upgrades made to the ports of 3 and 4 were 108p, 60fps, and "a lighting upgrade". What do they mean by that? Do the games use HDR now or is there better lens flare? I am just curious...
Pictures about "Halo mcc lighting upgrade for 3 and 4?"



Halo 3 - How To Use Full Pancam On MCC
Sources: Stack Exchange - This article follows the attribution requirements of Stack Exchange and is licensed under CC BY-SA 3.0.
Images: Aidan Roof, Monstera, Monstera, Monstera