With InVision, you can quickly download specific screens.
Currently, it's not possible to download Studio screens from InVision. However, you can export layers or entire artboards from the Studio desktop app. To learn more, check out this article: How do I export images directly from Studio?
To download specific prototype screens:
Sign in to your InVision account and open the preferred prototype.
Hover over a screen and check the circle. Repeat this for each screen you want to download.
At the bottom of the page, click the ••• (more) icon.
Choose Download >Export to PDF or Export screen images (.zip).