https://community.usa.canon.com/t5/Point-Shoot-Digital-Cameras/SX40HS-lens-interior-is-dirty-how-to-clean/m-p/338759#M14920 <BLOCKQUOTE><HR /><a href="https://community.usa.canon.com/t5/user/viewprofilepage/user-id/167801">@drwybo</a>&nbsp;wrote:<BR /><P>I have an SX40HS that has served me very well.</P><P>&nbsp;</P><P>I just noticed some dirt on the glass interior of the lens, between the movable portion of the lens and the fixed portion. Is there a way to remove the movable portion so that I can get in there and clean it?</P><P>&nbsp;</P><P>Thanks</P><HR /></BLOCKQUOTE><P>There might be a YouTube video about it. &nbsp;My gut feeling says no, though. &nbsp;It is my understanding that those lens assemblies are constructed like Gordian Knots. &nbsp;Once you remove the critical component, the entire assembly may come apart like a house of cards. &nbsp;You would need far more than two hands to hold everything in place as you reassemble it.</P> Wed, 31 Mar 2021 17:40:20 GMT Waddizzle 2021-03-31T17:40:20Z https://community.usa.canon.com/t5/Point-Shoot-Digital-Cameras/SX40HS-lens-interior-is-dirty-how-to-clean/m-p/338747#M14919 <P>I have an SX40HS that has served me very well.</P><P>&nbsp;</P><P>I just noticed some dirt on the glass interior of the lens, between the movable portion of the lens and the fixed portion. Is there a way to remove the movable portion so that I can get in there and clean it?</P><P>&nbsp;</P><P>Thanks</P> Wed, 31 Mar 2021 16:21:33 GMT https://community.usa.canon.com/t5/Point-Shoot-Digital-Cameras/SX40HS-lens-interior-is-dirty-how-to-clean/m-p/338747#M14919 drwybo 2021-03-31T16:21:33Z https://community.usa.canon.com/t5/Point-Shoot-Digital-Cameras/SX40HS-lens-interior-is-dirty-how-to-clean/m-p/338759#M14920 <BLOCKQUOTE><HR /><a href="https://community.usa.canon.com/t5/user/viewprofilepage/user-id/167801">@drwybo</a>&nbsp;wrote:<BR /><P>I have an SX40HS that has served me very well.</P><P>&nbsp;</P><P>I just noticed some dirt on the glass interior of the lens, between the movable portion of the lens and the fixed portion. Is there a way to remove the movable portion so that I can get in there and clean it?</P><P>&nbsp;</P><P>Thanks</P><HR /></BLOCKQUOTE><P>There might be a YouTube video about it. &nbsp;My gut feeling says no, though. &nbsp;It is my understanding that those lens assemblies are constructed like Gordian Knots. &nbsp;Once you remove the critical component, the entire assembly may come apart like a house of cards. &nbsp;You would need far more than two hands to hold everything in place as you reassemble it.</P> Wed, 31 Mar 2021 17:40:20 GMT https://community.usa.canon.com/t5/Point-Shoot-Digital-Cameras/SX40HS-lens-interior-is-dirty-how-to-clean/m-p/338759#M14920 Waddizzle 2021-03-31T17:40:20Z