Figure 3. (A) The polarization inverted microscope (TE 300 Nikon, Japan) equipped with Hoffman contrast and polarizing lens; (B) Hoffman objective of 20x; (C) C-mount; (D) Camera and 1.E-21-inch monitor..
Figure 3. (A) The polarization inverted microscope (TE 300 Nikon, Japan) equipped with Hoffman contrast and polarizing lens; (B) Hoffman objective of 20x; (C) C-mount; (D) Camera and 1.E-21-inch monitor..