Enhanced aluminum; the diagonal mirror is designed with enhanced aluminum mold, which has higher light transmittance and clearer vision
1.25 inches diameter; has a diameter of 1.25 inches; which can be applied to a 1.25 inches telescope and a 1.25 inches eyepiece
With a brass pressure ring; has a brass pressure ring; which can prevent surface damage and scratch marks when the eyepiece is used with the SV221
Strong stability; has brass locking screws; which can be firmly locked with the telescope and eyepiece; and the installation is stable without shaking and affecting image imaging
With filter thread; has M28.5×0.6mm filter thread; which supports the connection of 1.25 inches filter