摘要 |
<p>An endoscope (10) includes a hollow tube (18) having a proximal end (18a) and a distal end (18b), a window (19) disposed in an aperture of the distal end of the tube, an optical train (20) disposed proximate the window (19) in the distal end of the tube and a photodetector (22) disposed proximate the optical train in the distal end of the tube.</p> |