Inverted Phase Contrast Biological Microscope

1. Optical system: Infinity optical system. 2. Total magnification: 100X-400X. 3. Eyepiece: Wide field eyepiece WF10X (Φ22mm) . 4. Objective: Long working distance plan objective PLL10X/20X/40X (with spring) . 5. Observation head: Hinged, inclined 45°, rotatable 360°, trinocular head. 6. Nosepiece: Five-hole (inward-facing ball positioning) . 7. Stage: Fixed stage: 255mmx225mm, glass circular stage: Φ118mm, travel range: 114mmx77mm. 8. Illumination system: Halogen lamp with adjustable brightness and position.