Section XXV. ILLUMINATION LENS ASSEMBLY

TM 5-6675-270-15

c. Repair. Replace defective parts.

6-95. Cleaning, Inspection, and Repair

a. Cleaning. Clean the lens mounts with a

6-96. Assembly

cleaning solvent. Clean and polish the lenses with

a. Refer to figure 5-17 and assemble the read-

lens tissue dipped in grain alcohol or acetone.

ing lens assemblies.

b. Inspection. Inspect the lens mounts for

b. Install the reading lens assemblies (para

cracks or breaks. Inspect the lenses for chips,

5-28).

breaks, and etching.

Section XXV. ILLUMINATION LENS ASSEMBLY

6-99. Cleaning, Inspection, and Repair

6-97. General

a. Cleaning. Clean the lens mount with a clean-

The illumination lens assembly is located above

ing solvent. Clean and polish the lenses with lens

the horizontal circle assembly on the left-side of

tissue dipped in grain alcohol or acetone.

the U-frame. The illumination lens assembly lights

b. Inspection. Inspect the lens mount for cracks

up the horizontal circle for reading purposes.

or breaks. Inspect the lens for chips, breaks, and

etching.

6-98. Disassembly

c. Repair. Replace defective parts.

a. Remove the horizontal circle assembly and

outer vertical axis (para 5-14).

6-100. Assembly

b. Refer to figure 5-17 and disassemble the

a. Refer to figure 5-17 and assemble the illumi-

illumination lens assembly.

nation lens assembly.

b. Install the horizontal circle assembly and

outer vertical axis (para 5-14).

COMBINATION PRISM AND LENS ASSEMBLY

Section XXVI.

6-103. Cleaning, Inspection, and Repair

6-101. General

a. Cleaning. Clean the prism mount and lens

The combination prisms and lens assembly con-

housing with a cleaning solvent. Clean and polish

sists of the horizontal circle illumination prism,

the prisms and lenses with lens tissue dipped in

vertical circle illumination prism, and vertical

grain alcohol or acetone.

circle illumination lens assembly. It is located

b. Inspection. Inspect the prism mount and lens

beneath the vertical circle on the left-side of the

housing for cracks and breaks. Inspect the prisms

U-frame.

and lenses for chips, cracks, and etchings.

c. Repair. Replace defective parts.

6-102. Disassembly

a. Remove the combination prism and lens as-

6-104. Assembly

sembly (para 5-30).

a. Refer to figure 5-17 and assemble the com-

b. Refer to figure 5-17 and disassemble the

bination prism and lens assembly.

combination prism and lens assembly.

b. Install the combination prism and lens as-

sembly (para 5-30).

Section XXVII.

MICROSCOPE ASSEMBLY

6-106. Disassembly

6-105. General

a. Remove the microscope assembly (para

The microscope assembly is used to focus in and

5-31).

read the vertical and horizontal circle scales.

6-18

Index

Privacy Statement
Press Release
Contact