Diffraction glass grating 140 lines
Diffraction grating under glass
Set on a slide
140 lines /mm
Dimensions: 50 x 50 mm
Packaging: sachet of 25 units for a reference
- School level
- Senior high school.
- Grating protected by 2 glass slabs.
- Easy to identify: serigraphy.
- Many uses: with white light incandescent source, laser or spectral lamp.