NPOL-15
| Head | Seidentopf Binocular Viewing Head, Inclined at 30° |
| Seidentopf Trinocular Viewing Head, Inclined at 30° | |
| Eyepiece | WF10x/20 With Cross Hair, Diopter Adjustable, Dia.23.2mm, 1pcs |
| WF10x/20 With Graticule, Diopter Adjustable, Dia.23.2mm, 1pcs | |
| WF10x/20, Diopter Adjustable,Dia.23.2mm, 2pcs | |
| Objective | Infinity Plan Achromatic Objective 4x,10x for Reflected/Transmitted System |
| Infinity Plan Achromatic Objective 20x, 40x, 60x for Transmitted System | |
| Infinity Plan Achromatic Objective 20x, 40x, 60x for Reflected System | |
| Nosepiece | Backward Quadruple Nosepiece, Center Adjustable |
| Focusing | Coaxial Coarse & Fine Adjustment, Range 24mm,Fine Division 0.002mm |
| Stage | Attachable Mechanical Stage, Moving Range 30x40mm |
| Diameter Φ160mm, Graduated in 1° Increments, Minimum resolution 6’ when using vernier scale | |
| Analyzer | Rotatable Analyzer With Gradation 0°-360° |
| Polarizer | 360° Rotatable Under The Condenser |
| Bertrand Lens | Bertrand Lens, Focus/Center Adjustable Sliding In/Out Of Optical Path |
| Optical Compensator | λ Slip（First Class Red）, 1/ 4λ Slip, Quartz Wedge |
| Condenser | Swing-out NA0.9/0.25 Abbe Condenser With Iris Diaphragm & Filter |
| Transmit Light | 12V/20W Halogen Lamp, Brightness Adjustable, With Filter, Upgradable To 5W LED |
| Reflect Light | 12V/50W Halogen Lamp With Iris Aperture Diaphragm And Iris Field Diaphragm, Brightness Adjustable |
| Adapter | C-Mount 0.4x |
| Filter | Blue Filter |
