Assertion: endoscope | /r/HasAspect | its own lens
Facets:
Source sentences:
text: Your doctor will use a thin, flexible tube called an endoscope, which has its own lens and light source, and will view the images on a video monitor.
text: Your doctor will use a thin, flexible tube called an endoscope, which has its own lens and light source, and will view the images on a video monitor.
text: To perform an EGD, your doctor uses a thin, flexible tube called an endoscope, which has its own lens and light source.