Allows to change between its standard 90 degree 1.25” eyepiece or the multi purpose eyepiece/photography port straight through, yielding 100% transmission.
This sturdy aluminum T-Adapter is the accessory of choice if you’d like to attach an SLR or DSLR camera to the smaller rear cell threads of a Celestron NexStar 4SE telescope or C90 spotting scope for prime focus photography.
