3M's 1730 Overhead Projector has a doublet lens, which means images appear crisper and clearer than those produced by standard projectors with singlet lenses. Even with the closed doublet lens, this model is priced well within most school budgets for over
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Cable Length: |
20' |
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Diameter: |
2" |
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Frequency Response: |
70 Hz - 14 kHz |
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Plug: |
XLR |
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Shipping Method: |
UPS |
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Type: |
Unidirectional |