1
One was transparent and the other was a perfect reflector.
2
Their greyness was a perfect reflector for the sky's colours.
3
It was merely a small, model apparatus, with a mirror of space-strained silver that was an absolutely perfect reflector.
4
It was a perfect reflector for the carmine light falling from the cloud, turning his world to a dimensionless red nebula.
5
Second because our mirrors, which we had thought perfect reflectors of all frequencies possible of generation, are not perfect.