The phrase "as points of light" is correct and usable in written English.
It can be used in contexts where you are describing something that appears as small, bright spots, often metaphorically referring to hope, guidance, or inspiration.
Example: "In the darkest of times, the memories of our loved ones shine through as points of light, guiding us forward."
Alternatives: "as beacons of hope" or "as glimmers of light".
Occasionally, characters flit around as points of light, like Tinker Bell.
The scattering pattern is recorded as points of light on X-ray film.
When Mr. Hanks entered the playing space -- "the volume," as Mr. Zemeckis likes to call it -- his movements were recorded by a computer as points of light floating in a dark three-dimensional space.
Since all the objects the kill vehicle will see are far away, they will appear as points of light -- like stars in the night sky -- all moving in about the same way.
Instruments that rely on light scattering do allow resolution of a sort: rather as we see stars, as points of light rather than as structures (for example the moon) with defined edges and surface features.
Although very striking photographs can be made using exposures of minutes or hours - so as to deliberately show long star trails - most astrophotographers either use short exposures on a stationary mounted camera, or else use a motor-driven telescope mount, in order to keep the stars as points of light in the final photograph.
They see warheads and decoys as twinkling points of light, like stars.
Its big challenge is to disregard the decoys amid the nuclear warheads, which the sensor tracks through their heat rays and sees as twinkling points of light, like stars.
Some galaxies are so distant that they appear only as featureless points of light to observers on Earth.
If those objects are bigger than Jupiter, longer exposures with NICMOS could reveal them as faint points of light, notes team member Glenn Schneider of the University of Arizona in Tucson.
Except for a few notable exceptions, nearly all stars appear as mere points of light because their distance simply precludes our current capabilities from seeing otherwise.
