I just use my phone camera and zoom in. If you need to do things like increase contrast, invert colors, convert to black & white or black & yellow, etc. check out the WeZoom app.

Your smartphone.

Use your phone or tablet. There are also apps like seeing AI that will scan and read the labels aloud. Office Lens is great for scanning g and extracting text. On iPhone I like the magnifier and zoom features in accessibility settings because I can freeze an image and zoom in.

Plenty of iPhone apps can do this, and even read full documents with OCR for you. SeeingAI is made by Microsoft and my go to recommend app

Try checking out $1 for magnifiers and a ton of other vision aids and other accessible products for people who are blind or have low vision. If you have any questions you can call (888) 400-8933 or email adaptations@lighthouse-sf.org5 and the staff will assist you.