English 
OLYMPUS MICROSCOPE CX-20i
The CH20 is an economically priced
microscope that achieves a high standard of optical and mechanical quality for educational applications.
Simple enough for even first-time microscope users to master, the CH20 achieves a high standard of optical and mechanical quality for educational microscopes. The newly designed stand has a slim body design, allowing the user to operate the coarse and fine focus comfortably while keeping the hands on the desk.
Ergonomic Design
Exclusive Anti-Fungus Treated Optics
Window in the arm section
Parfocal & Centered Objectives
Optimised Illumination by Aspheric Lenses
SMPS Circuit For Constant Voltage
Manufactured under licence from Olympus Corporation, Japan
Specifications
• Binocular observation head model, inclination 45 degree, interpupillary distance adjustment range 53-75 mm, diopter adjustment on the left.
• Achromatic objectives: Olympus iNE 4x, iNE 10x, iNE 40x (spring), iNE 100x (spring, oil). All achromat. All anti-fungus coated.
• Eyepiece: Olympus iCWHK10x LB widefield, antifungus coated.
• Focusing by coaxial coarse and fine roller guide (rack and pinion type). Coarse movement stroke 20 mm. Tension adjustment on right. Quadruple revolving nosepiece (fixed). Plane stage 120 x 132 mm. With mechanical stage right hand coaxial drive. Abbe condenser 1.25 (oil immersion), vertical adjustment range 10 mm, with aperture iris diaphragm. Blue filter.
• Built-in 6V, 20W illuminator base with halogen lamp (with one spare). Plano-concave mirror unit. 8 cc immersion oil. Plastic cover. Instruction manual. In thermocole packing
| Specification | (Technical) |
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Coaxial coarse/fine knobs: Tension adustment on the right side |
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Fine focus Knob graduated |
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Stage movement (XY direction) on rack and pinion |
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Quadruple revolving nosepiece |
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Plane stage 120X132mm |
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with right hand mechanical stage |
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Abbe condensor N.A 1.25 (oil immersion), with aerture iris diaphragm |
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Blue filter |
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Universal power supply (100V to 240V) for 6V 20W illuminator |
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8cc immersion oil |
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Dust cover |
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Mirror unit (Plano-concave) |
| Observation tube | |
| for Binocuar observation tube (inclination 45 °c, interpupillary distance adjustment range 53-75 mm) diopter adjustment on the left | |
| for Trinocular observation tube (inclination 45°c, diopter adjustment on the left. | |
| Objectives | |
| ϊ Nea Achromat 4X (anti-fungus) | |
| ϊ Nea Achromat 10X (anti-fungus) | |
| ϊ Nea Achromat 40X (anti-fungus) spring | |
| ϊ Nea Achromat 100X (anti-fungus) spring, oil | |
| Eyepiece | ϊ CWHK10X (LB eyepiece 10X), F.N. 18mm, (anti fungus) (x2) |
| Lamp | 6v 20w halogen lamp (x2) |
| with power cord |