spotting scope vs telephoto lens - Matt Francis
iphonex.jpg:

iphonex.jpg:

iphoneX using Camera+ 10.10.12 app for camera control. iphoneX mated to Kowa TSN-883 spotting scope/TE-11WZ 25-60x eyepiece w/Novagrade universal standard digiscoping adapter for smartphones. ISO 20 f1.8 1/120 sec