"technological era" is correct and usable in written English.
You can use it to describe a period or time in which technology was prominent or widely used. For example, "The 21st century is often referred to as the technological era, due to the rapid growth in technology we have seen in recent years."
For the past ten years, broadcast technology has been dismissed as obsolete, a clumsy analog vestige of a bygone technological era.
For the last ten years broadcast technology has been dismissed as obsolete, a clumsy analog vestige of a bygone technological era.
The "fairness doctrine" is a hangover from a prehistoric technological era.
And so the question arises: In this new technological era, will New York lose its edge?
The real novelty of this technological era is our indulgence in repetition.
We are stepping beyond a threshold into a new technological era in education.
Today's reader has grown so used to encountering pages of different shapes, sizes and technological eras that he or she hardly notices the page itself anymore.
He spoke of "photographic boredom" in the presence of many well-made films, and suggests that "the average object in highly technological eras is ugly.
"When you change cultures and technological eras," Professor al-Hibri said, "you're going to need to go back to the fundamentals.
Similarly, two successive Microsoft chief executives have long tried, and failed, to refute what we might call the Single-Era Conjecture, the invisible law that makes it impossible for a company in the computer business to enjoy pre-eminence that spans two technological eras.
In our disenchanted, post-religious, ultra-technological era, catastrophes can no longer be rendered meaningful as part of a natural cycle or as an expression of divine wrath.
