2" to 1.25" Self Centering Lock adapter featured 25" 82° Series Argon-Purged Waterproof

25" 82° Series Argon-Purged Waterproof Eyepiece - 4

● Calibrate the effect of sky brightness on qualitative measures such as the Bortle Scale

Specifications

Casting + CNC machined Exterior Finish Powder coating Periodic error (PE) ** <±10 arcsec PEC Yes

2" to 1.25" Self Centering Lock adapter featured 25" 82° Series Argon-Purged Waterproof2" to 1. 25" Self Centering Lock adapter Self Centering Visual Back 2" to 1. 25" with M48 Female Thread It is practically a 1. 25" eyepiece holder visual back that can be plugged into a 2" eyepiece holder, thus effectively converting 2" into 1. 25", but with quick locking and self centering ability. This makes for quick an easy eyepiece swapping with no fiddling with locking screws. Also particularly suited for imaging due to the self centering