Olympus BH-2 - Figure 127 - Carefully Loosen the Upper Retaining Ring; Figure 128 - Remove the Upper Retaining Ring; Figure 129 - Carefully Lift and Remove Adiabatic Glass Disk; Figure 130 - Remove the Upper Spacer Tube

Teardown, Cleaning, and Reassembly of the Miscellaneous Parts of the Olympus BH-2 Microscope Frames Revision 1 Page 32 of 45
Figure 127 – Carefully loosen the upper retaining ring
Figure 128 – Remove the upper retaining ring
Use a suitable lens suction tool (item 9 of Appendix 1)
to carefully lift and remove the adiabatic glass disk (i.e.,
IR-absorbing filter) from within the recess in the end of
the metal barrel (see Figure 129).
Figure 129 – Carefully lift and remove adiabatic glass disk
Remove the upper spacer tube from within the metal
barrel (see Figure 130).
Figure 130 – Remove the upper spacer tube
Use a suitable lens suction tool (item 9 of Appendix 1)
to carefully lift and remove the upper glass diffusion
disk from within the metal barrel (see Figure 131).
Figure 131 – Carefully lift and remove frosted glass disk
Reach in and remove the lower spacer tube from within
the metal barrel (see Figure 132).
Figure 132 – Remove the lower spacer tube
Remove the glass collector lens from within the metal
barrel (see Figure 133), by placing your index finger on
top of the lens, inverting the barrel, and allowing the