Photographing device

A photographing device, comprises:

• an assembling component comprising a hollow case, a protruding part, a first fastening part and a second fastening part, wherein the hollow case has an inner surface, a first end and a second end, the first end and the second end are opposite to each other, the protruding part is located at the inner surface so that the protruding part and the inner surface form a supporting space together, the first fastening part is located at the first end of the hollow case, and the second fastening part is located at the second end of the hollow case;
• an image capturing component located in the supporting space of the hollow case;
• a first annular fastener having a third fastening part and an annular abutting part, wherein the first annular fastener is detachably fastened to the first fastening part via the third fastening part, and the image capturing component is at least partially interposed between the annular abutting part and the protruding part;
• a first stopping part connected to the first annular fastener or the first end of the hollow case;
• and
• a second annular fastener having a fourth fastening part and a second stopping part, wherein the second annular fastener is detachably fastened to the second fastening part via the fourth fastening part so as to adjust a distance between the first stopping part and the second stopping part.