SVBONY Cell Phone Adapter Suitable mobile phone width is 55mm/2.16inch to 100mm/3.93inch
SVBONY Cell Phone Adapter fits eyepiece diameter from 25 to 48mm and 1.25 telescope;not fit 2 eyepieces
SV135 7 mm to 21mm adjustable focal length; 7mm-21mm linear continuous zoom
SV135 7-21mm zoom eyepiece equivalent to multiple eyepieces; obtain higher magnification with short focal length
It could bring you a better observation experience in a comfortable situation with high-contrast imaging