Additionally, it was theoretically reported that a double-ring-shaped radially polarized beam potentially forms a dark spot around the focal point in an exacting focusing condition [13].
Exact focus for this arrangement, however, could not be attained.
The exact focus of the investigation is unclear, but people with knowledge of it said Justice Department lawyers were focusing on whether companies had agreements not to go after each other's employees.
The exact focus of the investigation has been something of a mystery since word leaked in June that it was under way, perplexing lobbyists, lawyers and even the lawmakers being singled out.
When we are interested in the exact focus of the convergent beam, we need to propagate the collimated beam to infinity (i.e., far field).
Interference in WLI is used to determine when a point on the sample is in exact focus, as the instrument is adjusted to give maximum constructive interference at best focus.
The exact focus of the hearing is not known, but the meeting could be a first step towards establishing dedicated federal support for geoengineering research, which currently does not exist.
If the image (I vec {r})) is recorded in the exact focus of the imaging system, then (Ileft( vec {r}, +Delta z right)) and (Ileft( vec {r}, -Delta z right)) are images recorded under over-focus and under-focus condition, respectively.
It was found that the image contrast of biological objects could be improved by the combined effects of spherical aberration and image defocus, moving the image plane away from exact focus.
In honor of the venue and time, we kept the format the exact same, focusing this time around on Apple's double $200 million dosh disbursements, the Lyft-Waymo tie up and all its irony, Facebook's recent Snap Xerox and Crowdstrike's neat $100 million round.
