A quality wide angle Superview eyepiece with full multi-layer coating. Can be used as a normal eyepiece or to use for eyepiece projection photography it has an external extendable sheath with a removable cap. This reveals a M57 thread.
Add the Camera Adapters for connecting from the 57mm thread to your camera (either 42T or 52T).
42T - camera-adapter-cpl-to-t2
Focal Length = 30mm
Barrel Size = 2"
Apparent FOV = 68°
Eye Relief = 20mm
Group = 5-elements
Filter Thread = Internal thread suitable for 2" filters