Sony NEX Reverse Lens Adapter Screwed on Filter Ring
Here's a very inexpensive way to get great Macro shots on you Sony NEX. E-mount reverse lens adapters are now available. The adapter allows us to use any lens reversed by using the lens filter thread. Make sure to use a lens with a manual aperture ring to conrtol depth of field. They come in 49mm, 52mm, 58mm filter ring sizes. They are available on eBay.
Sony NEX with µ4/3 Lens Adapted in Reverse for Macro
Here are some real world shots from Hot using the reverse lens adapter on the NEX-5.