Mineral Crystal Inspection Polarized Light Microscope NPL-4000 In Streamline and Stable Frame
| With the features of streamline and stable frame, easy operation and complete functions, polarizing microscope NPL-400 is the best choice for user to observe mineral crystal figure, color and interference color and also exactly identify the optical performance of mineral and other crystal specimen. | | | | NPL-4000B | NPL-4000T | | Viewing Head | Compensation Free Binocular Head at 30°, 360° Rotatable | ● | | | Compensation Free Trinocular Head at 30°, 360° Rotatable | | ● | | Eyepiece | Eyepiece WF10×/ 18 with Scale of Crosshair | ● | ● | | Eyepiece WF10×/ 18 | ● | ● | | Objective | Strain free Achromatic Objective 4×,10×,
40×,60× | ● | ● | | Nosepiece | Backward Quadruple Nosepiece, Center Adjustable | ● | ● | | Analyzer | Rotatable Analyzer with Gradation 0°-90° | ● | ● | | Bertrand Lens | Bertrand Lens, 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 | NA1.25 Abbe Condenser with Iris Diaphragm & Filter | ● | ● | | Focusing | Coaxial Coarse & Fine Adjustment, Range 28mm, Fine Division 0.002mm | ● | ● | | Polarizer | Sliding in/ out of Optical Path, Located on the Top of Collector | ● | ● | | Illumination | 6V/ 20W Halogen Lamp, Brightness Adjustable | ● | ● | | Note : ● Standard Outfit, ○ Optional | |
 | 0°-90° Rotatable Analyzer and when out of optical path, Single Polarizing Observation is Available. With Bertrand, Interferogram of Specimen can be observed clearly. λ Slip,1/4λ Slip and Quartz Wedge are Equipped |
| Quadruple Nosepiece, Center Adjustable |
| Polarizer can be Swung out of Optical Path.6V/ 20W Halogen Lamp Illumination, Brightness Adjustable |
| Trinocular Observing is Available |
