You use a magnifying glass in order to get a more detailed view of something. Dreaming about a magnifying glass is a sign that you need to take a closer look at a situation in your life.
This dream could be a message that you need to pay more attention to what is going on around you.
It can mean that you are not paying attention to your behavior and the effects that it has. Think about the consequences of your actions.
A magnifying glass in a dream can mean that you aren’t giving an important matter enough attention. Conversely, it can mean that you are making a big deal out of something that is not very important. You need to reconsider your priorities.
If you dream that you are using magnifying glass, you could be taking a short term view of something. Your dream is telling you that you need to look at the big picture.