No more need to make some change when photo on the focus without eyepiece since no lens on the way to focus,can use barlow too.
No more need to make some change when photo on the focus without eyepiece since no lens on the way to focus,can use barlow too.
因为没有透镜,直接焦点摄影时,不用改动相机,也可以用增倍镜了.