The phrase "address the viewer" is correct and usable in written English.
It can be used when referring to the act of speaking directly to an audience or reader, often in the context of presentations, speeches, or visual media.
Example: "In her presentation, she made sure to address the viewer by asking engaging questions throughout."
Alternatives: "speak to the audience" or "engage the viewer".
All characters in the video — who include the YouTube stars LisaNova and Lauren Cosenza, appearing, respectively, as the shoot's art director and makeup artist — address the viewer directly.
The spot, in which Mr. Romney seems to address the viewer, is an attempt, aides said, to reveal the compassion behind the policy.
He employed the Rothkovian tactics of hanging paintings unframed, with paint running around the edges, low on the wall — commonly centered at about the height of your solar plexus — to address the viewer body-to-body.
Ford uses family photographs and elegantly lit self-portraits, during which he directly address the viewer, to explain his own evolving racial and sexual consciousness in the years before tragedy struck.
In "The Wolves in the Walls," the Gaiman adaptation about a plucky young heroine, a start-up called Fable Studio has the character address the viewer and bring them along on her adventure.
He discusses new media's reliance on conventions of old media, such as the rectangular frame and mobile camera, and shows how new media works create the illusion of reality, address the viewer, and represent space.
It was 50 minutes into the vice-presidential debate before the Republican even bothered to look at the camera and address the viewers at home, rather than Bernard Shaw.
WS: Then for the television show you externalise this argument – you turn away from the live audience and address the viewers at home directly.
I'm instinctively sympathetic to Miliband but even he seemed more concerned to address the viewers at home than to engage with his fellow leaders.
He was not afraid of addressing the viewer at a high conceptual level.
Her old work usually focused on a single subject, directly addressing the viewer.
