Spectra Precision Focus 30 - Service; Maintenance; Replacement of service parts

Chapter 3
Theory of Operation
Focus 30/35 Service Manual 3 - 6 P/N 79000035_SM, Version 1.5
Service
Maintenance
• Reticle check and adjustment
• Reticle illumination
• Clean optical surface of Front lense, Porro prism, Eye piece. Don‘t touch the mirrors.
Replacement of service parts
• Eyepiece
• Porro prism
• Reticle
• Reticle illumination
•Front lens
•Servo focus
• Servo focus tracker board