Normally, such a structure should still perform poorly over the entire visible range.

Spectral lines such as you mention are in the visible range, sodium is yellow light.

It slid open smoothly and he stepped back out of visible range, waiting a moment.

"In 10 minutes we have to be out of visible range."

Only about 25% are in the visible range.

They see with remarkable acuity in infrared and your visible range.

The visible range and number of cone types differ between species.

These devices form images by using electromagnetic radiation outside the visible range.

Trifles which had a visible range of minutes or even seconds.

For reference the visible range is about 400 to 700 nanometers.