c. Cleaning, Inspection, and Repair.
(1) Clean all; metal parts with an approved
cleaning solvent and dry thoroughly.
Clean the lenses with lens tissue or a lens
cloth. Take care not to touch the lens
surfaces with the fingers. Clean threaded
parts with a small brush dipped in an
approved cleaning solvent and dry with a
clean, soft cloth.
(2) Inspect the lens, housings, and tube for
bends, dents, and burs.
Inspect the
lenses for scratches, chips, cracks, and
etchings. Inspect all threaded surfaces
for worn or damaged threads.
(3) Remove all burs and straighten minor
dents and bends. Replace all defective
parts than cannot be repaired.
d. Reassembly.
(1) Refer to figure 50 and reassemble the
microscope.
(2) Install the microscope eyepiece (par. 50).
e. Installation. Refer to figure 49 and install the
microscope.
103. Telescope
a. Removal.
(1) Remove the microscope (par. 102).
(2) Refer to figure 49 and remove the
telescope eyepiece end.
(3) Refer to figure 51 and remove the
telescope objective end.
b. Disassembly.
(1) Remove the telescope eyepiece (par.
Figure 51. Telescope objective end and reticle
(2) Refer to figure 52 and disassemble the
mirror, removal and installation.
telescope eyepiece end.
(2) Inspect the mounts and housing for
bends, dents, and cracks. Inspect the
(3) Refer to figure 53 and disassemble the
rings for cracks, burs, and other damage.
telescope objective end.
Inspect the reticle for scratches, chips,
c. Cleaning, Inspection, and Repair.
and damaged crosslines. Inspect the
(1) Clean all metal parts with an approved
tubes for dents, cracks, and breaks.
cleaning solvent and dry thoroughly.
Inspect all threaded surfaces for worn or
Clean the lenses with lens tissue or a lens
damaged threads.
cloth, taking care not to touch lens
(3) Remove all burs and straighten minor
surfaces with the fingers. Clean threaded
dents and bends.
parts with a small brush dipped in an
(4) Replace all worn, damaged, or defective
approved cleaning solvent and dry with a
parts as necessary.
clean, lint-free cloth.
d. Reassembly.
(1) Refer to figure 53 and reassemble the
telescope objective end.
66
AGO 5058A