TTArtisan 27mm f/2.8 Lens (Sony E-Mount)
Overview:
The TTArtisan 27mm f/2.8 is a budget-friendly, autofocus prime lens designed for Sony E-mount APS-C cameras. It offers a versatile "normal" focal length, a fast f/2.8 aperture, and a compact design, making it a great option for photographers seeking a lightweight and convenient lens for everyday shooting.  
Key Features:
Compact "Pancake" Design: Extremely thin and lightweight, ideal for portability.  
Autofocus (AF): Enables quick and accurate focusing for both stills and video.  
f/2.8 Aperture: Offers good low-light performance and shallow depth of field.  
APS-C Coverage: Designed for Sony E-mount APS-C sensor cameras.  
Metal Body: Provides a durable and premium feel.
Versatile 27mm Focal Length: Suitable for a wide range of shooting scenarios, including street photography, portraits, and landscapes.  
Technical Specifications:
Focal Length: 27mm (equivalent to approximately 40.5mm on a full-frame camera)  
Maximum Aperture: f/2.8  
Minimum Aperture: f/16
Lens Construction: 6 elements in 5 groups  
Aperture Blades: 7
Minimum Focusing Distance: 0.3m (0.98ft)
Filter Thread: 39mm  
Mount: Sony E-mount  
Weight: Approximately 93g
Focus: Autofocus (AF)