Author: keith

Tech Tip of the Day. I helped my neighbours today, B had lost a file on her High School Laptop. Apparently they use the Cloud at High School now. Microsoft Cloud…….. I went back to the old ways, I opened a command...

Depth of field is greatly influenced by the focal length, using a long lens, 300mm for example, means that F5.6 is like F4.0. This photo shows this in action, the nice blurred background here is also aided by a good deal of...

I always find it hard to picture these BIG numbers in my head, so here they are in simple form with comma’s between the 0’s to give them a little length. yocto — 10^-24 — 0.000,000,000,000,000,000,000,001...