Quote Originally Posted by bernard_L View Post
You better double check. If it were negative film, that would be on the safe side. With slide, that might be ~1/2 stop overexposed, which is worse than 1/2 under.
Nope. My palm has twice the reflectance of a gray card. Opening up a stop above a reading off my palm gives me readings which produce very well-exposed slides. I am careful to get the maximum reading off my palm though, and that is why.