Zeiss Loxia 35mm for Sony FE — same as ID 598, Biogon formula with manual focus and weather sealing.
The Zeiss Loxia 35mm f/2 was released approximately 2015 as a manual-focus wide prime for Sony FE-mount full-frame. Nine elements in 6 groups. Nine aperture blades. 52mm filter thread. At approximately 340g. 0.35m MFD. Electronic aperture control (de-clicked for video).
Nine elements in 6 groups (T* anti-reflective coating). Nine aperture blades. The 52mm filter thread. At approximately 340g. Minimum focus distance of 0.30m. Manual focus only. Electronic aperture control (de-clicked aperture ring). f/2 maximum aperture. Full-frame coverage. Sony FE mount.
The Loxia 35mm f/2 provides manual-focus operation with electronic integration: EXIF data, aperture-by-wire control, and de-clicked aperture ring for smooth video aperture pulls. The Biogon-derived optical design provides a retrofocus-free compact formula at 35mm. At 340g and 52mm filter thread it is compact for a full-frame 35mm prime.
On the used market the Zeiss Loxia 35mm f/2 is available at Sony FE Zeiss manual-focus prime pricing. Condition checks: focus helicoid smoothness, aperture de-click mechanism, 52mm front element for marks. Manual focus only — no AF. Compatible with all Sony FE-mount full-frame and APS-C E-mount bodies.