Kurt
Sorry about no tech data.
FUJIFILM FinePixS2Pro ISO 1600, 1/500s, f/1.4 at 50mm (35mm equiv. 75mm)
That was off the EXIF from the portfolio.
I often use the 50mm because I get 75mm from the 1.5 -- which is pretty good for this kind of work. The focus was (I believe) manual.
Bob
Here's another - FUJIFILM FinePixS2Pro ISO 1600, 1/60s, f/1.4 at 50mm (35mm equiv. 75mm)