The student detaches the lens of the DSLR.
text: So you look, look at the table.
text: Okay.
text: And take the camera.
text: Make sure that your hand is like, in the little frame.
text: Okay.
text: Now please detach the camera lens.
text: This is the camera's lens cover. The lens is uh, the long part.
text: There's a black button on the back of the camera kit, you need to press that one.
text: On the back.
text: On the back, under the mark EOS.
text: Left, on the left.
text: No, at the back.
text: Yes, this one.
text: You press that one, and also turn the red mark to the right.
text: Yep.