الوصف
- DIN standard Magnification: 20x Numerical Aperture: 0.40 Working Distance:5.27 Field of View:22 Thread: RMS Spring Loaded:YES(except for infinity 20x) Color Correction:achromatic aberration Mechanical tube length:160mm Parfocal Distance:45mm Immersion medium:N/A
- 160mm mechanical tube length / 45mm parfocal distance. Perfect for bright field and dark field observations.
- 20X objective infinity connected optical suptem to product sharp, high resolution images with minimal plane and high contrast .
- Objective lenses connected for achromatic aberration.
- The high quality corrective coatings allow for high resolution sharpness and optimal optical clarity.
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