This Celestron beginner set consists...
Takahashi 31.8 mm Compression Ring eyepiece holder. This 1.25" Ocular Adapter from Takahashi is for 1.25" eyepieces and diagonals. It has a two-point compression ring and chrome set-screws for a firm hold on your diagonal or eyepiece.
Baader Planetarium 31.8 mm nosepiece - T2 adapter. Allows you to mount your T-2 accessories or Digital Camera into standard 1.25" focusers or accessories. This enables you to do prime focus photography. The nosepiece has an external T-2 thread on one end for attaching to T-2 system components.
Meade 2" Accessory Adapter #07085 for Meade ACF, SCT, and LS models. Converts the rear cell thread of the telescope to a 2" slip fit, allowing use of 2" accessories such as 2" slip fit diagonals and 2" eyepieces on Meade LX90 and LX200 models of all years and sizes.
Allows You To Use Eyepieces Or Diagonal 50.8mm Directly On The Cell Of Schmidt Cassegrain. E 'Equipped With A Locking Ring In Bronze Instead Of The Common Locking Screw, Thus Allowing A Block Much Safer. In Addition, The Ring Does Not Damage The Eye As The Screw.