"microscopic attention" is a correct and usable phrase in written English.
You can use it to describe close and careful examination of something, or to imply that someone is paying a great amount of attention to small details. For example, you could say, "He paid microscopic attention to every little detail of the project."
Spurrier's microscopic attention to the offense alienated some players.
This was typical of some microscopic attention to the details of good service.
One particular number, Putting It Together, brilliantly shows how Seurat's microscopic attention to minutiae is now applied to fund-raising.
One aspect of Balthazar that he and others have followed is Mr. McNally's microscopic attention to details of décor.
Those who survive the voters' wrath know that everything has changed, that politicians will be subjected to microscopic attention.
While much of America views the event with faint curiosity, its immigrants follow it with microscopic attention.
The leathery grain of a cantaloupe hide, the gleam of copper pots; the spongy insides of a broken bread loaf, the dull grain of old wood, the transparency of glass: everything is seen with a near-microscopic attention to detail and rendered with an almost imperceptible painterly touch.
At the most microscopic levels attention now centres on the role of tissue ageing, which may alter the relationship between mineral and matrix that optimises the inhibition of crack progression and on the role of osteocyte ageing and death that impedes tissue maintenance and repair.
The focus of research has changed in recent years from the macroscopic to the microscopic view, with attention shifting from mechanical macrodevices such as prostheses, catheters, and slings to the cell unit, with increasing attention being given to in vitro cell cultures.
These eight stories display Foster Wallace's attention to microscopic detail and taste for philosophical conundrums.
Details grab your attention: the microscopic reflections of windows in the girl's huge eyes; the stubby legs and clenched fist, tobacco-stained, of the man in "Interior in Paddington".
