Quote Originally Posted by Photo-John
The right way to do it is shoot two photos with separate white balances, and then combine them in Photoshop with masked layers. That's how all of the LCD display images in our digital camera pro reviews are done. That way you get perfect white balance for both the environment and the product. But you're right. You can't get it in one shot in the camera without either wacking out the monitors or changing the light bulbs.
It's easier to filter the bulbs than change them.