Does it work like a Sony GM lens? No. It’s slower, but it is accurate . For stacking 200 images in the field, you no longer need a bulky external rail. The lens breathes (internally) at 1-micron steps. This alone is worth the upgrade.
I’ve been testing a pre-production unit for the last three weeks, and I need to warn you: your current workflow is about to become obsolete. Here is why the 6th generation is worth every penny. morpholens 6
Morpholens has finally standardized the rear filter thread. The M6 uses a drop-in filter system (up from the odd 27mm of the M5). Does it work like a Sony GM lens
The Morpholens 6 features a sealed front optical group (the "nose cone") that is IP67 rated. You can literally dunk the front of the lens in a puddle to get that half-submerged reflection shot. I tried it. The lens is fine. My dignity is fine. For stacking 200 images in the field, you