The phrase "an ideal format" is correct and usable in written English.
You can use it when discussing a preferred or optimal way to present information or data.
Example: "For our project, we need to choose an ideal format that will effectively convey our findings to the audience."
Alternatives: "a perfect format" or "an optimal format".
Providers identified regular, informal meetings as an ideal format.
The short film, he said, is an ideal format for adapting poems.
But that's a little awkward, he notes, and doesn't always present the post in an ideal format.
The "Countdown" show began as a prelude to the invasion of Iraq, but Mr. Olbermann decided it was an ideal format for him.
Hollow-fiber (HF) membranes are an ideal format for environmental applications and yet the fouling of HF membranes is a complex and ongoing challenge in the field of water and wastewater treatment.
Long before her "Liz Smith" column ended in The Post in February 2009 — after being cut to three times a week in 2008 — newsprint gossip columns had been migrating to the internet and its ever-expanding blogosphere, an ideal format for rapier thrusts at celebrities, often delivered anonymously and with little regard for truth or consequences.
The ideal format, a flexible display that could be rolled or folded like a newspaper, is still years off, says E Ink.
She originally intended to write a conventional book but, after her elder son bought her an iPad, she decided ebooks were the ideal format because they allow interactivity and "an iPad looks like the old school slate".
"How about ideal format for a cricket World Cup?" says Luke Dealtry.
While Edelstein says a horror film was the ideal format to experiment with dynamic storytelling elements, he's looking forward to working with filmmakers in different genres to see how far the app-only format can be taken and has deals with household names in the works.
The ideal format would be a select committee that has subpoena power and a mandate to issue a comprehensive report of its findings.
