Canon EOS KiSS X7i / EF-S 55-250mm F4-5.6 IS STM / EF-S 18-55mm F3.5-5.6 IS STM
(But of course it does not affect the photos.). It is no fungus. There is no haze on inside of the lens. There is no balsam separation. I will provide courteous and responsive service. Including It's in the image.