Optical Subsystem And Nav Base

IMU MOUNTING PADS (41

IMU LOCATING PINS

NAV. BASE

NAV. BASE ISOLATION MOUNTS (3)

STUD HOLES FOR MOUNTING BELLOWS

IMU MOUNTING PADS (41

IMU LOCATING PINS

NAV. BASE

STUD HOLES FOR MOUNTING BELLOWS

OPTICAL SYSTEM MOUNTS (3)

SPACE SEXTANT

TELESCOPE PANEL

SEXTANT PANEL

COOLANT SYSTEM CONNECTIONS

TELESCOPE PANEL

SEXTANT PANEL

OPTICAL SYSTEM MOUNTS (3)

SPACE SEXTANT

GN-9120A

OPTICAL SCHEMATIC

SEXTANT SCANNING TELESCOPE

OPTICAL SYSTEM AXES

SCANNING TELESCOPE CUTAWAY

Trunnion Resolver

1. WINDOW

2. ELECTRICAL CONNECTOR

3. RELAY LENS ASSEMBLY

4. OPTICAL BASE

5. PECHAN PRISM

6. BALL MOUNT

7. TRUNNION DRIVE WORMSHAFT

8. PRISM & MOUNT ASSEMBLY

10. SPRING & CAMFOLLOWER (ANTIBACKLASH)

11. OBJECTIVE LENS ASSEMBLY

12. RETICLE

13. RETICLE ILLUMINATION

14. STUD HOLES FOR BELLOWS COVER

15. SHAFT DRIVE GEAR BOX

16. HEAT EXCHANGER CHANNELS

17. COUNTER (SHAFT AXIS)

18. EYEPIECE ASSEMBLY

GN-9121A

SEXTANT CUTAWAY

1. optical base

2. coolant connections

3. ball mount

4. stud holes for mounting bellows cover

5. fixed right-angle mirrors

6. trunnion axis resolver (64x)

7. cover-fastening rod

8. indexing mirror

9. beam splitter

10. trunnion drive gear box

11. objective lens assembly

12. intermediate lens assembly

13. shaft axis drive motor

14. reticle

15. light-transmitting rod

16. reticle lamp

17. s haft-ax is resolver (16x)

18. shaft drive gear box

19. eyepiece socket & seal

20. eyepiece objective lens

21. eyepiece mirrors

22. eyepiece ocular gn-9124 a

SEXTANT TRUNNION AXIS ASSEMBLY

64X RESOLVER STATOR-64 X RESOLVER ROTOR-BEAMSPLITTER

FIXED TRUNNION MIRRORS (2)

TRUNNION AXIS BALL BEARING (2)

TRUNNION DRIVE GEAR

TRUNNION DRIVE GEARBOX

IX RESOLVER STATOR IX RESOLVER ROTOR

MIRROR MIRROR MOUNT

COUPLING DISPLAY UNIT

MANUAL DRIVE

CDU BLOCK DIAGRAM

GN-9130

OPTICS MECHANIZATION

block i 100series

OPTICAL MEASUREMENT

GN-9146A

LAND MARKS

IMU ALIGNMENT MEASUREMENT

gn-9i00ac"+)

ORBITAL NAVIGATION MEASUREMENT

+1 0

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