1
We have made visible things that are invisible to the unaided eye.
2
The glass was pointed toward the spot and instantly confirmed the unaided eye.
3
Hitherto the astronomical observations had been made with the unaided eye.
4
The foreigners' airplane was clearly visible to the unaided eye.
5
This makes a total of some seven thousand stars visible to the unaided eye.
6
On a dark night you can see millions of stars with the unaided eye.
7
Evidently there is more here than meets the unaided eye.
8
There was very little for the unaided eye to see.
9
He looked long and carefully, then left the instrument and looked with the unaided eye.
10
He, himself, had broken the nerve of other men by the weight of his unaided eye.
11
Ay, lad; but the unaided eye is deceptive.
12
Now the Starventure was close enough that the tenth planet could be seen with the unaided eye.
13
It was a little black speck, so small that it was barely perceptible to the unaided eye.
14
To the unaided eye the brightest stars are more than a hundred times brighter than the dimmest.
15
The changes are very small; they would never have been seen with the unaided eye, yet they exist.
16
They are often visible to the unaided eye with good sight, either at dusk, or through light clouds.
