2009/3/11 Jeffrey Silverman <jeffrey.d.silverman at gmail.com>:
> diff is. and yes, you are way wrong: optical zoom is when the lens > diffraction rate is 0.5 times the distance to the optical > interference, resulting in noticeable noise, and digital zoom is when > the lens is circumvented through reverse interpolation of the optical > megapixels. Someone may be interested in expanding on some of the > minor details, but that is a good overview. I agree it is a shame that the aperture was repressed in victorian times think how many people would have known about depth of field. mick
