ALL my posts should be considered as opinions shaped by MY experiences and understanding of the facts.
Celestron CGE-14 1972, 1974,1977,1992 C8's Tak Mewlon 250 on AP 900 Tak FS-102 on EM10 Tak FC-50 Vixen VMC200L Pentax 100mm f/12 on Pentax EQ Meade 127ED ON LXD 650 3" Bardou & Son TeleVue Ranger Pentax J60 Dynascope 8" f/8 Meade 10" f/4.5 Starfinder EQ Favorite Scope ever: 12.5" f/6 Cave https://sites.google.com/site/...magingrolandochavez/
Quote:I can push and pull it but the turning doesn't seem to advance or retract most of the time.Is the tension on the ball-bearing screw that critical?Maybe it needs a new spring.
Quote:For my eyes it doesn't come into focus until the focuser tube is almost completely extended and the ocular inserted only enough the screw there will secure it.
Shane in black-zone New Mexico