S7 OPTICAL Zoom Level?

[monicakm]

Can someone tell me what the optical zoom level is on this camera? This photo is untouched except to resize it to 9.75x13 (72ppi). The zoom factor is 6.5x. (For digital viewing) I'm impressed.

 

[Alanhd]

The Galaxy S7 has no optical zoom, the focal length of the lens is 26mm.