Image quality, vignetting, flare, and distortion test results along with specs, measurements, and standard product images have been added to the Sony FE 40mm f/2.5 G Lens page.
These results are looking great. Here is a comparison to get you started:
Sony FE 40mm f/2.5 G Lens compared to Sony FE 35mm f/2.8 ZA Lens
The Sony FE 40mm f/2.5 G Lens is in stock at B&H | Adorama | Amazon USA | WEX
Rent the Sony FE 40mm f/2.5 G Lens from Lensrentals.
Please share!