Reducing noise

All through this course I've been harping on about oh, you don't want noise, you don't want noise!…Probably at this point the only thing worst than hearing me continue to talk…about noise is facing bad noise in your images.…Fortunately, Photoshop and most other image editors have noise reduction tools.…Now you shouldn't count on these as a substitute for being intelligent about…your ISO choice, but if you do end up with images with bad noise, you can…often greatly reduce the noise through some careful application of noise…reduction software.…I've an image here. This is a JPEG file.…

I know I've been telling you to shoot RAW, but this is a JPEG file from an SLR in…2000 or 2001 or so; storage was expensive, so I couldn't shoot RAW.…Anywa,y this is a JPEG file, and here's a case where before we adjust white…balance we need to do an exposure adjustment because the image is so dark…I simply can't see.…So I'm going to go ahead and beef up my Exposure slider here until I can begin…to even see the image, and now I can a better idea of what my edits are.…