| | NBM2100POL T | NBM2100POL T/R |
Viewing Head | Seidentopf binocular viewing head, Inclined at 30° | ● | ● |
Seidentopf trinocular viewing head, Inclined at 30° | ○ | ○ |
Eyepiece | Eyepiece WF10×/20 with scale of cross hair | ● | ● |
Eyepiece WF10×/20 with graticule | ● | ● |
WF10×/20 | ● | ● |
Infinite Strain Free Plan Achromatic Objective | Objective 4×, 10× for Reflected/Transmitted system | ● | ● |
Objective 20×, 40×, 60× for Transmitted system | ● | ● |
Objective 20×, 40×, 60× for Reflected system | | ○ |
Nosepiece | Backward quadruple nosepiece, Center adjustable | ● | ● |
Epi-Illuminator | 12V/ 50W Halogen lamp with iris aperture diaphragm and iris field diaphragm, Brightness adjustable | | ● |
Analyzer | Rotatable analyzer with gradation 0°-360° | ● | ● |
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 | ● | ● |
Revolving Round Stage | Diameter Φ160mm, Graduated in 1° Increments, Minimum resolution 6’ when using vernier scale | ● | ● |
Condenser | NA0.9 Abbe condenser with Iris diaphragm & filter | ● | ● |
Focusing | Coaxial coarse & fine adjustment, Range 24mm, Fine division 0.002mm | ● | ● |
Polarizer | 360° Rotatable | ● | ● |
Illumination | 12V/30W Halogen lamp, Brightness adjustable(Transmitted
illumination) | ● | ● |
Accessories | Photo Attachment | C Mount 0.4× | ○ | ○ |
2×SLR Camera adaptor | ○ | ○ |
Mechanical stage, Moving rang 30X40mm | ○ | ○ |
Specimen presser | ○ | ○ |
Micrometer | ● | ● |
Filter | ● | ● |
Filter (Blue) | ○ | ○ |