Spectroscopy Equipment Transmission Diffraction Grating Spectrophotometer

Spectroscopy Diffraction Grating with Multiple Line for CONFIGURATIONS

Diffraction Grating 50 Lines Optical Spectrophotometer for Teaching Experiment

Diffraction Grating 80 Lines/mm for Spectrophotometer Teaching Experiments

Diffraction Grating Spectrophotometer for Teaching 50 100 300 600 Lines

Spectroscopy Diffraction Grating Spectrophotometer with Various Line Options

Transmission Grating Spectrophotometer with Various Line Options Available

Spectroscopy Diffraction Grating Spectrophotometer with Various Line Options