Technique Of Macro Photography

The camera meter will try to explain the uniform gray card properly, is great for mid-tone colors, but colors lighter or darker a bit of adjustment usually has to do. It seems necessary to overexpose bright white subjects approximately 1 - 1 1 / 3 stops, with a large reduction in the vivid colors of the same

camera may be able to take a bracket of photos of say -1 stop, -2/3 stop, -1/3 stop with just a single press which should enable you to cover any exposure problems. Without that facility you have to change the ISO setting on the camera for an ISO 50 film the following is a guide.

ISO Number	25	32	40	50	64	80	100
Exposure	+1	+2/3	+1/3	0	-1/3	-2/3	-1
	Light			Dark