Visual Observing Components Guide
Ring D
58mm Filter
(Sold Commercially)
Filter Attachment
Commercially available 58mm filters can be screwed onto the top of the ring C.
The filters may cause ghost images in photography.
Ring D
Focus Ring Lock Screw
Ring C
Focus Ring Lock Screw
Ring C
58mm Filter (Sold Commercially)
Ring B
Eyepiece set screw
Ring A
EA42mmT to 50.8mm
(Vignetting may occur)
Ring B
Ring A
9
Eyepiece
(31.7mm)
Eyepiece
(50.8mm)