Magnifying glass camera is suitable when a label or text is so small and cant read easily then this glass magnifier plus is the best option which will text enlarge and clear.
You can drag the zoom seek bar to let the magnifier zoom in/out.
When you start the camera, the APP will auto-detect the micro focus mode
the flashlight is another cool option when there is a dim light in this magnifier camera 10x with a flashlight is best.
it is a digital magnifier camera no need to use the magnifying glass to read tiny text, images, and barcodes on different products.

Digital Magnifier glass camera 10x has a zoom feature, freeze option, and flashlight for dim light situations.

disclaimer:
some devices do not have zoom focus or better image quality then use Magnifier glass plus