I own a Nikon D3300 and have been experimenting with using older lenses. I have noticed that the camera responds differently to the lighting when using these older manual lenses. The biggest factor so far appears to be the ISO, by increasing it I have been able to get better exposures. I'm curious as to why this would be the case compared to when I use the kit lense.
Read more: Vintage lenses on a modern Nikon?