The optical reciever of the Hubble assy.
One was made and for the dection of breast canser.
The person is put on a table with seal to block out any light. The room is totaly dark.
The Breast are hit with lights of different freq's . The reflection from the breast cell are picked up by the photo reciever. A XYZ location is made. Then a probe is inserted into the breast at the XYZ location and a sample is taken out.
This system passed the FDA in ONE DAY, its saves lives on earth.
Note 10%+ of breast cancer are Male.
NASA has a CD that out of this world with pictures from the Hubble scope.