The phrase "as he captures" is correct and usable in written English.
It can be used to describe an action that someone is performing while simultaneously recording or seizing something, often in a narrative or descriptive context.
Example: "As he captures the breathtaking sunset, he reflects on the beauty of nature."
Alternatives: "while he records" or "as he seizes".
Michael Winther ricochets explosively between selfish and selfless as he captures Marvin's desperate desire to have it all.
But even as he captures the audience with fireworks, Mr. Norton never lets you forget the pain and anxiety that produce the pyrotechnics.
In it, the artist depicts an oversize law officer as he captures numerous suspected law breakers by plucking them from apartment windows and street corners.
Richard Brody wrote that Weitz "avoids pastiche and arch aestheticism as he captures the constant fear of the authorities and threat of deportation" and "approaches the lives of everyday people with modest compassion and imaginative sympathy".
Guzmán always seems to know where to be, as he captures not only strikes and protests but a prior, failed coup — at which, horrifically, the cameraman Leonardo Henricksen was shot and killed by a soldier he was filming.
The opera, which tells parallel stories of a Vixen vibrantly coming of age and an old Forester confronting his mortality as he captures, then loses, the Vixen, was first performed in 1924.
Hitler vowed to shoot the cartoonist as soon as he captured Moscow.
"Political prisoners!" hollered one of the liberators as he captured the moment in video with his cellphone.
As soon as Jarrett saw an opening, it was "See ya, wouldn't wanna be ya," as he captured the Daytona 500.
Working the other side of the room, a roving photographer popped off a succession of flashbulb bursts as he captured mugging corporate tycoons and fashion models.
Cheering loudly at Haas's scrappy play, they carried him forward as he captured the second set, 6-4, but he could not sustain his intensity and lost, 6-4, 4-6, 7-6 (1), 6-4.
