Viltorx released firmware 1.21 for the VILTROX 85mm f/1.8 V1.
Firmware update instructions:
1. Optimize the focus speed, and solve the problem that the AFC focus speed is too slow when the shutter is pressed halfway to switch the focus.
2. Solve some known bugs
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VILTROX 23mm f/1.4: B&H Photo / Amazon
VILTROX 33mm f/1.4: B&H Photo / Amazon
VILTROX 56mm f/1.4: B&H Photo / Amazon
VILTROX 85mm f/1.8: B&H Photo / Amazon
Viltrox AF 85mm f/1.8 FE II: B&H Photo / Amazon