A stack of books with a couple of rulers under the top one works better - it's height-adjustable.
Moving a bit further up the quality ladder, I've just built myself a solid laptop/monitor stand out of plywood, and I'm going to attach a strut sticking out the back to hold up a webcam-as-document-camera and (when it arrives) an LED ring light.
Moving a bit further up the quality ladder, I've just built myself a solid laptop/monitor stand out of plywood, and I'm going to attach a strut sticking out the back to hold up a webcam-as-document-camera and (when it arrives) an LED ring light.
There are actually a whole lot of cheap products based around the phone-as-document-camera idea, e.g. https://www.aliexpress.com/item/4000309823825.html, a stand, phone holder, and ring light.