The student cleans all the lenses of the Navvi.
text: Just a heads-up thought. They're very particular, Navvi is the company is very particular about how these are cleaned. Have to be done in a circular fashion.
text: All that.
text: Generally, most lenses used need to be clean in circular fashion.
text: Yeah
text: Yeah. It's really smudges.
text: Remember when they came over and we're demonstranding the equipment? They were like very like when you're cleaning it.