Auxiliary lens for the National Optical 440 series stereo microscope is available in the following magnifications: 0.35x, 0.5x, 1.5x, 2.0x, and 2.5x. Please select desired magnification when ordering.
National optical part #s: 703-440, 705-440, 715-440, 720-440, and 775-440
NOTE: This item is not returnable.
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Auxiliary lens for the National Optical 440 series stereo microscope is available in the following magnifications: 0.35x, 0.5x, 1.5x, 2.0x, and 2.5x. Please select desired magnification when ordering.
National optical part #s: 703-440, 705-440, 715-440, 720-440, and 775-440
NOTE: This item is not returnable.
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