A cheaper way (than the Hornady LED light strip) too eliminate the shadows.
Flexible Strip Waterproof SMD Car Auto LED White Light Lamp Lighting 12VDC from eBay > $1.30. Junk Box 12 VDC Wall Wart. $???. I had several..
Mounted the strip, facing toward the shell plate, so they would not be shining in my eyes. I can now peek inside the case and take note of a proper powder charge.