Spectroscopy Diffraction Grating with Multiple Line for CONFIGURATIONS

Optical Teaching Tool Diffraction Grating with Various Line Counts Available

Diffraction Grating for Spectroscopy Experiments with Multiple Line Counts

Diffraction Grating 80 Lines/mm for Spectrophotometer Teaching Experiments

1X Spectroscopy Diffraction Grating Spectrophotometer With Various Line Options

Spectroscopy Diffraction Grating Spectrophotometer with Various Line Options

High Precision Diffraction Grating with Multiple Line Counts for Experiments