Space Verdict

If you’re on a budget and looking for a 50mm lens to add to your astrophotography kit bag, the Viltrox AF 50mm f/1.4 Pro FE is fantastic and less expensive than the Sony f/1.4.

Pros

+ Great price

+ Fast f/1.4 aperture

+ Fantastic build quality

Cons

- Vignetting wide open

- It’s heavy for 50mm

- No optical Image Stabilization

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Key specs

Type: Full-frame prime lens

Focal length: 50mm

Maximum aperture: f/1.4

Lens mount: Sony FE

Weight: 28 oz / 800 g

Dimensions: 3.33 x 4.37-in / 84.5 x 111 mm

Filter thread: 77mm

Release date: October 2025

We all know that prime lenses are the best option for capturing the night sky, and depending on how you’re composing your shots, 50mm, 35mm, 20mm and…