[Plugin: NextGEN Gallery] Pic Lens

For the NextGEN gallery, what happened to the [View with PicLens] option in the newer version. I used an older version on another site, but when installing this plugin on a more recent site, the PicLens option isn’t there. Any clues?

Thanks in advance.

http://ww.wp.xz.cn/extend/plugins/nextgen-gallery/