附加镜头 meaning in Chinese

auxiliary lens
diopter
su lementary le
supplementary lens

This product is a mini camera microsope with high cold brightness leds , it can magnify objects up to 30 ~ 50 times if extra lens are used , it can be used for shooting the teeth , hairs and skin in microscope , furthermore in other areas , such as maintaining machinery , inspecting tiny electronic components or repairing pcb board , and also used to observe insect , plant and flower in primary and junior high school teaching
本产品是带冷光led灯照明的微型摄影机,可将被摄物体放大30倍以上(用附加镜头可以放大50倍) ,广泛适用于口腔、牙齿、头发、皮肤等部位的显微放大摄影，同时可应用于工业领域，如机械维修、微小电子元件的观察、 pcb线路板的检查等；还可以在中小学教学中用于观察昆虫、植物、花卉等。