Transparent overlays for HP 48 (48S, 48SX, 48G, 48GX) calculators. You can use a pencil or pen to write on them. This is of use if you write your own programs for the HP 48 and assign them to various keys. This is a reproduction of HP catalog number HP 82220A.
Overlay only; calculator and survey card not included.
We have white, transparent, Survey GX, Survey Pro, and SMI Surveying overlays. We can make other overlays for you if you need something different.
Free domestic shipping on these.