A few years ago, the landscape of Sony E-mount lenses was pretty barren. Thankfully, once mirrorless cameras started becoming more popular, the big brand name and third-party lens manufacturers realized that there was a void to fill. Now, we have many, many options when it comes to filling our lens bag. Sony has their award-winning G-Master line of lenses for the absolutely eye-watering best optical quality, but they each come with a hefty price tag. Unfortunately, not everyone has pockets deep enough to afford the best of the best. Yes, it is indeed possible to find cheap lenses for Sony mirrorless cameras and other good product companies like Canon, etc. You just have to know where to look. Here in this article, we’ve got pretty much everything under the sun when it comes to photography. We’ve taken a look, so you don’t have to. We Picked out what we feel are the cheapest best camera lens that is under $300 so you don’t have to break a bank to get good quality.