Vintage Lens - Vivitar 400mm ƒ / 5.6

How does a vintage telephoto lens for under $100 hold up? We'll take a look at this classic piece of Vivitar glass under real-world conditions. Photography is an expensive hobby and social media influencers make it even more expensive by pushing high-end gear most people can't afford. Let's stay within a reasonable hobbyist budget and see what this old lens can do when attached to a modern camera (Lumix G9).