visible to the naked eye

But those features are not always visible to the naked eye.

It is visible to the naked eye under very good conditions.

"What I'm looking for might not be visible to the naked eye."

At this point, it's still not visible to the naked eye.

There is plenty of her visible to the naked eye.

Because they are so faint, not a single one is visible to the naked eye.

"Your dad says it should be visible to the naked eye soon."

Here was I absolutely totally visible to the naked eye, and your friend looked right through me.

A man could live a long life without seeing a comet visible to the naked eye.

From a sufficiently dark place it is also visible to the naked eye.

It might not even have been visible to the naked eye."

The alien ship was not visible to the naked eye, either.

It also made the underlying signs more visible to the naked eye.

They point out that such an object so close to Earth would be easily visible to the naked eye.

They were also aware of the five planets that are visible to the naked eye.

By now the slender form of the sister ship had become visible to the naked eye.

He claimed the substance is not visible to the naked eye but can be felt by the body.

With an apparent magnitude of 5.7, it is visible to the naked eye.

Two of them were visible to the naked eye.

It's also long been visible to the naked eye.

The vessels were only visible to the naked eye when the subject had recently eaten.

The cluster is just visible to the naked eye in very dark conditions, well away from city lights.

The star is not visible to the naked eye, and lies approximately 330 light years away from the Sun.

But these differences are not visible to the naked eye (unlike some others - see below).

Unfortunately, in order to do that, these barriers may leave a white film, which is visible to the naked eye.