![It seems to have been a buildup of dust that's burned in a bit in the glass. Is this something I should maintenance and wipe off every now and then and how It seems to have been a buildup of dust that's burned in a bit in the glass. Is this something I should maintenance and wipe off every now and then and how](https://preview.redd.it/2hsk55iyzfv71.jpg?width=640&crop=smart&auto=webp&s=19a6e666bc5ec1fc53b97932e072942510c23db7)
It seems to have been a buildup of dust that's burned in a bit in the glass. Is this something I should maintenance and wipe off every now and then and how
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![Hi everyone, I have a question. I saw this inside my lens, is it dust or just something belong to the lens? If it's dust, does it affect seriously on the overall Hi everyone, I have a question. I saw this inside my lens, is it dust or just something belong to the lens? If it's dust, does it affect seriously on the overall](https://i.redd.it/vdax9pjhkvh51.jpg)
Hi everyone, I have a question. I saw this inside my lens, is it dust or just something belong to the lens? If it's dust, does it affect seriously on the overall
![Projector Ceiling Cover,Projector Dust Cover Case Protector,UV-Resist,Waterproof,Dust-Proof,Adjustable Projector Cover,Fit for Ceiling Mounted Projector and Universa Projector : Amazon.ca: Electronics Projector Ceiling Cover,Projector Dust Cover Case Protector,UV-Resist,Waterproof,Dust-Proof,Adjustable Projector Cover,Fit for Ceiling Mounted Projector and Universa Projector : Amazon.ca: Electronics](https://m.media-amazon.com/images/I/51CHUQOE8-L._AC_UF894,1000_QL80_.jpg)
Projector Ceiling Cover,Projector Dust Cover Case Protector,UV-Resist,Waterproof,Dust-Proof,Adjustable Projector Cover,Fit for Ceiling Mounted Projector and Universa Projector : Amazon.ca: Electronics
![Cinema Projector Projection, Dust Flies in the Projection Beam Stock Video - Video of bright, operational: 202065935 Cinema Projector Projection, Dust Flies in the Projection Beam Stock Video - Video of bright, operational: 202065935](https://thumbs.dreamstime.com/t/cinema-projector-projection-dust-flies-projection-beam-cinema-projector-projection-dust-flies-projection-beam-202065935.jpg)