What is the definition of Institutes Vision Enhancing Techniques?

"Institutes Vision Enhancing Techniques are the secret recipes of the eye doctors' guilds, but instead of using magic or superheroes, they whip up the latest tech and gossip about what's trendy in the world of aesthetics. So, imagine an unsettling example sentence: 'The Vision Enhancers decided to implement their latest technique: the 'Mood Mirror Algorithm', which predicts your mood based on your current hairstyle!'"