Which full-frame mirrorless camera was first available in the market?
Sony was the first to introduce a full-frame mirrorless camera, the α7, in 2013.
Sony α7 in 2013
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: Which full-frame mirrorless camera was first available in the market?
### Input: Sony was the first to introduce a full-frame mirrorless camera, the α7, in 2013.
### Response: Sony α7 in 2013