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National Model 109-L Microscope

National Model 109-L Microscope

National Model 109-L Microscope
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National Model 109-L microscope
Scaled down for younger students, but has standard microscope format most commonly used in U.S. schools. Simple to use, yet prepares students for easy transition to high school instruction. Precision optical system; achromatic, optical glass lenses. Rugged metal components engineered for years of reliable performance. Student proofing features minimize loss of parts and other student abuse. Recommended for instruction through grade 6.
OPTICAL SYSTEM
Widefield 10x eyepiece with revolving pointer.
45° inclined head for ease of viewing when seated.
Head rotates 360°.
Color coded 4x, 10x, 40xR objectives provide 40x, 100x and 400x magnification.
Revolving triple nosepiece with positive click stops for easy, precise magnification changes.
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