BK-POL Polarizing Microscope
Also named mineralogical microscope, is necessary for researching double refraction sample, which is widely used in geology, mineral, chemical industry, medical, drug, criminal investigation fields etc.
| Objective | N.A. | Working distance (mm) | BK-POL (T) | BK-POLF (R) | BK-POLR (T&R) | |
| Non-stress Infinity Plan Objective (Transmitting) | PLAN 4X | 0.10 | 12.10 | -- | -- | |
| PLAN 10X | 0.25 | 4.64 | -- | -- | ||
| PLAN 20X (S) | 0.40 | 2.41 | -- | -- | ||
| PLAN 40X (S) | 0.66 | 0.65 | -- | -- | ||
| PLAN 60X (S) | 0.80 | 0.33 | ○ | ○ | ||
| Non-stress LWD Infinity Plan Objective (Reflecting) | LPL 5X | 0.13 | 16.04 | -- | ○ | |
| LPL 10X | 0.25 | 18.48 | -- | ○ | ||
| LPL 20X | 0.40 | 8.35 | -- | ○ | ||
| LPL 50X (S) | 0.70 | 1.95 | -- | -- | ||