Product · United States

50x50mm Holographic Reflection Diffraction Grating Sheets Reflective Spectroscopic Teaching Demonstration 50-600 Lines Optional

Product no longer available. The stores we track no longer sell it; last price seen $12.80.

Price history: 2 daily prices tracked since 2026-10-18; lowest $12.80, highest $12.80.

50x50mm Holographic Reflection Diffraction Grating Sheets Reflective Spectroscopic Teaching Demonstration 50-600 Lines Optional

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