X-mount Firmware




AF 27 F2.8 XF  V1.0.2

➤Download (with tutorial)


Firmware update instructions:2022-11-16

1. Optimized the stability of the aperture control ring

2. Optimized the speed of switching on and off

3. Upgraded with Windows system 

4. MAC systems do not support upgrades.



AF 27 F2.8 XF  V1.0.1

➤Download (with tutorial)


Firmware update instructions:2022-11-01

1. Optimize the focus and compatibility of some old cameras, such as X-A1、X-A3、X-Pro1、X-E1

2. Upgraded with Windows system 

3MAC systems do not support upgrades. 





Z-mount Firmware



AF 32 F2.8 Z  V1.0.4

➤Download (with tutorial)


Firmware update instructions:2022-11-01

1. Optimized the exposure when taking pictures with small aperture.

2. Must be upgraded with Windows system (Win11 is temporarily not supported)



AF 32 F2.8 Z  V1.0.3

➤Download (with tutorial)


Firmware update instructions:2022-05-27

1. Optimized the autofocus performance of the lens.

2. Solved some known problems. 

3. Must be upgraded with Windows system (Win11 is temporarily not supported)



AF 32 F2.8 Z  V1.0.2

➤Download (with tutorial)


Firmware update instructions:2022-3-28

1. Improved the manual focus ring sensitivity in the internal test version of the lens

2. Must be upgraded with Windows system (Win11 is temporarily not supported)



AF 32 F2.8 Z  V1.0.1

➤Download (with tutorial)


Firmware update instructions:2021-12-24

1. Optimized motor drive to reduce motor noise

2. Must be upgraded with Windows system (Win11 is temporarily not supported)






Correction File



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11mm F2.8 Fiheye Correction File➤Download




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APS-C 7.5mm F2 Fiheye Correction File➤Download




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APS-C 17mm F1.4 Correction File➤Download






User Manuals



TTAertisan METER



APS-C 17mm F1.4



21mm F1.5


APS-C 50mm F1.2


11mm F2.8 Fisheye


APS-C 35mm F1.4


APS-C 40mm F2.8 MACRO


APS-C 7.5mm F2 Fisheye


50mm F1.4 ASPH.


APS-C 23mm F1.4


APS-C 50mm F0.95


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