ZWO EFW Electronic Filter Wheel - Eight Positions for 1.25" or 31 mm Filters - EFW-8X125 #solar Lens：Triplet structure

Lens：Triplet structure

Coatings: Fully coated

This model comes with a 2" Rack & Pinon focuser but does not include a Blocking Filter

Canon EOS 700D

Here is how they described the Hestia:

ZWO EFW Electronic Filter Wheel - Eight Positions for 1.25" or 31 mm Filters - EFW-8X125 #solar Lens：Triplet structureThis model of the ZWO EFW Electronic Filter Wheel has a carousel with eight (8) filter positions and accepts either 1. 25" threaded filters or 31 mm unthreaded filters. The 1. 25" filters thread into place, while the 31 mm filters require M2 screws and washers (included) to fix them in place. Filters are sold separately, just make sure your 1. 25" filters have threads that are shorter than 3 mm in length, and all filters are less than 7 mm high. By