![](https://img5.grofrom.com/www.bjbestscope.com/uploads/pic-3.jpg)
Item | Specification | BS-5070B | BS-5070T |
Optical System | Infinite Optical System | ● | ● |
Viewing Head | Seidentopf Binocular Head, inclined at 30°, 360° Rotatable, Interpupilary Distance: 48-75mm | ● | ○ |
Seidentopf Trinocular Head, inclined at 30°, 360° Rotatable, Interpupilary Distance: 48-75mm, Light Distribution: 20:80 | ○ | ● | |
Eyepiece | WF10×/ 20mm | ● | ● |
WF10×/ 20mm with cross hair | ● | ● | |
WF10×/ 20mm with scale of cross hair | ● | ● | |
Infinite strain free plan achromatic objective | Objective 4×, 10× for Reflected/Transmitted System | ● | ● |
Objective 20×, 40×, 60× for Transmitted System | ● | ● | |
Objective 100× for Transmitted System | ○ | ○ | |
Objective 20×, 40×, 60×, 100× for Reflected System | ○ | ○ | |
Nosepiece | Backward quadruple nosepiece, center adjustable | ● | ● |
Epi-Illumination | 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 | NA 0.9 Abbe Condenser with Iris Diaphragm | ● | ● |
Focusing | Coaxial Coarse & Fine Adjustment, Range 24mm, Fine Division 0.002mm | ● | ● |
Polarizer | 360° Rotatable with Filter | ● | ● |
Transmitted Illumination | 12V/ 20W Halogen Lamp, Brightness Adjustable | ● | ● |
Accessories | C- Mount 0.4× | ○ | ○ |
2× SLR Camera adapter for Nikon or Canon DSLR camera | ○ | ○ | |
Mechanical stage, moving range 30×40mm | ○ | ○ | |
Specimen presser | ○ | ○ | |
Micrometer 0.01mm | ● | ● | |
Filter | ● | ● |
![](https://img5.grofrom.com/www.bjbestscope.com/uploads/mhg.png)
![](https://img5.grofrom.com/www.bjbestscope.com/uploads/e6625e5d-300x225.png)
![](https://img5.grofrom.com/www.bjbestscope.com/uploads/60dbbfe510-300x224.png)
![](https://img5.grofrom.com/www.bjbestscope.com/uploads/56-BS-5070B-Polarizing-Microscope1-300x300.jpg)
![](https://img5.grofrom.com/www.bjbestscope.com/uploads/58-BS-5070T-Polarizing-Microscope1-300x300.jpg)
BS-5070B
BS-5070T
![](https://img5.grofrom.com/www.bjbestscope.com/uploads/57-BS-5070BTR-Polarizing-Microscope2-300x300.jpg)
![](https://img5.grofrom.com/www.bjbestscope.com/uploads/59-BS-5070TTR-Polarizing-Microscope1-300x300.jpg)
BS-5070BTR
BS-5070TTR
![](https://img5.grofrom.com/www.bjbestscope.com/uploads/b7b6e188-300x218.png)
Item | Specification | BS-5070BTR | BS-5070TTR |
Optical System | Infinite Optical System | ● | ● |
Viewing Head | Seidentopf Binocular Head, inclined at 30°, 360° Rotatable, Interpupilary Distance: 48-75mm | ● | ○ |
Seidentopf Trinocular Head, inclined at 30°, 360° Rotatable, Interpupilary Distance: 48-75mm, Light Distribution: 20:80 | ○ | ● | |
Eyepiece | WF10×/ 20mm | ● | ● |
WF10×/ 20mm with cross hair | ● | ● | |
WF10×/ 20mm with scale of cross hair | ● | ● | |
Infinite strain free plan achromatic objective | Objective 4×, 10× for Reflected/Transmitted System | ● | ● |
Objective 20×, 40×, 60× for Transmitted System | ● | ● | |
Objective 100× for Transmitted System | ○ | ○ | |
Objective 20×, 40×, 60×, 100× for Reflected System | ○ | ○ | |
Nosepiece | Backward quadruple nosepiece, center adjustable | ● | ● |
Epi-Illumination | 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 | NA 0.9 Abbe Condenser with Iris Diaphragm | ● | ● |
Focusing | Coaxial Coarse & Fine Adjustment, Range 24mm, Fine Division 0.002mm | ● | ● |
Polarizer | 360° Rotatable with Filter | ● | ● |
Transmitted Illumination | 12V/ 20W Halogen Lamp, Brightness Adjustable | ● | ● |
Accessories | C- Mount 0.4× | ○ | ○ |
2× SLR Camera adapter for Nikon or Canon DSLR camera | ○ | ○ | |
Mechanical stage, moving range 30×40mm | ○ | ○ | |
Specimen presser | ○ | ○ | |
Micrometer 0.01mm | ● | ● | |
Filter | ● | ● |
Note: ● Standard Outfit, ○ Optional