| Country of Origin | China |
|---|---|
| Brand | National |
| Age Level | 12-16 Years, 17 Years & Up, 8-11 Years, 4-7, 3-4 Years |
Check the listing for details. MICROSCOPE., NATIONAL Model 131 , LR114166, PROFESSIONAL QUALITY. Condition: Used, Made in China. Listed at 249.00 USD. The microscope model that sets the standard for high school instruction. Includes all the most commonly specified features. 115v 20 watt tungsten illumination, condenser and blue filter, base-mounted on/off switch, heavy duty 3-wire cord.
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