Hach-Lange DR2800 eco - Manual (Page 22)

22
Installation
3.7 Beam path
Figure 9 shows the beam path of the DR 2800:
Figure 9 Beam path
1 Tungsten lamp 8 Splitter mirror
2 Entrance slit 9 Reference-element
3 Heat-protection glass 10 Cell compartment #2
4 Grating 11 Lens
5 Exit slit 12 Measurement element
6 Lens 13 Cell compartment #1
7 Filter wheel 14 LED