Are these oil spots on my D750 or just dust?: Nikon FX SLR (DF, D1-D5, D600-D850) Talk Forum: Digital Photography Review
![Someone tried putting an incompatible lens on my camera and created these marks by where the sensor is. Is my camera okay? I am really upset, I just got this camera. : Someone tried putting an incompatible lens on my camera and created these marks by where the sensor is. Is my camera okay? I am really upset, I just got this camera. :](https://preview.redd.it/qe3715y86dc91.jpg?auto=webp&s=ba0a64334f1e11d2d8bf49fcb0d51a49f9d469b7)
Someone tried putting an incompatible lens on my camera and created these marks by where the sensor is. Is my camera okay? I am really upset, I just got this camera. :
![QHY16200, problem with returning grease spot on sensor glass. - Experienced Deep Sky Imaging - Cloudy Nights QHY16200, problem with returning grease spot on sensor glass. - Experienced Deep Sky Imaging - Cloudy Nights](https://www.cloudynights.com/uploads/monthly_11_2018/post-242532-0-76428500-1541767176.jpg)