CameraReview

Brightin Star 35mm f/1.4

Brightin Star · 35 mm · f/1.4

Brightin Star 35mm f/1.4

Score Breakdown

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Buying Options
What We Like
+f/1.4 for dim interiors
+Very light for full-frame carry
+Ten blades shape defocused highlights
+Focuses to 1 ft (30 cm)
+Takes common 49mm filters
Worth Knowing
−Manual focus only
−No image stabilization
−No weather sealing
−Fixed 35mm framing needs footwork

General

About This Lens

This Brightin Star 35mm f/1.4 is a manual-focus prime for Sony E full-frame cameras, released in 2025 and still in production. A 35mm lens frames people within their surroundings, which suits street, travel and indoor reportage. It also serves for casual indoor portraits and family gatherings.

The f/1.4 maximum aperture is its defining strength. It keeps the lens usable in dim interiors and evening streets, where slower lenses would force a tripod.

The main trade-off is focus. You turn the ring by hand for every shot, so the lens suits deliberate framing over quick grab shots.

BrandBrightin Star
Release Year2025
Production Status
ⓘ
Current status of lens manufacturing (e.g., in production, discontinued).
In Production
Lens Mount
ⓘ
The lens mount will tell you what type of lens range you can fit onto the camera body. Often the same camera company will have different lens ranges for different cameras.
Sony E
System
ⓘ
Indicates which camera system the lens is designed to attach to.
Sony E
Maximum Format
ⓘ
Largest sensor size compatible with the lens.
Full Frame

Physical

About the Build

The lens weighs 7.7 oz (218 g). It measures 1.65 in (42 mm) long by 2.17 in (55 mm) wide. That adds little bulk to a mirrorless body, so it suits all-day carry.

It takes 49mm screw-in filters, so you can fit a polariser or an ND filter directly at the front. That common size keeps the choice simple.

Lens Weight218 g
Lens Diameter
ⓘ
Width of the lens at its widest point
55 mm
Lens Length
ⓘ
How long the lens is from front to back.
42 mm
Front Filter Compatible
ⓘ
Some lenses are compatible with front filters, some are compatible with back filters and some are compatible with both. Front filters are usually more convenient to add and remove.
Yes
Front Filter Size
ⓘ
Diameter of attachable filters.
49 mm

Optics

About the Optics

At 35mm on a full-frame body, the lens frames a little wider than a normal lens, with room around your subject. That framing suits street corners, market stalls and small rooms, where you want context without stepping far back. The fixed focal length means you frame by moving yourself, not by turning a zoom ring.

At f/1.4, the lens takes in far more light than typical zooms, so you keep shutter speeds up and ISO down after dark. Wide open, depth of field is thin at portrait distance, which helps separate a face from a busy background. Stopping down a little restores depth of field when you want more of the scene sharp.

The ten-blade aperture helps defocused lights stay round when you stop down, which keeps evening scenes looking smooth. The lens focuses as close as 1 ft (30 cm). That is close enough for tabletop still-life subjects or a seated person without crowding.

Focal Range
ⓘ
Shortest to longest focal length of the lens (zoom range start - end )
35 mm
Aperture Range
ⓘ
Largest aperture at the lens's shortest focal length to longest focal length (aperture range start - end)
1.4
Focal Length Angle of View63.2°
Flange Focal Distance
ⓘ
Distance from lens mount to sensor.
18 mm
Diaphragm Type
ⓘ
Structure and design of the aperture
Manual
Blades
ⓘ
Number of diaphragm blades in aperture
10020
Zoom Lens
ⓘ
Zoom allows you to vary the focal length, change between long shots and close-ups
No
Closest Focusing Distance
ⓘ
Minimum distance for a subject to be in focus.
30 cm01500
Autofocus ModeNo
Manual ModeYes
Manual Focusing RingYes

Features

About the Features

The lens has no image stabilization. The 35mm focal length and the f/1.4 aperture both help, though. Short focal lengths and wide apertures each reduce the risk of handheld blur in dim light. When light falls very low, rest the camera on a support for long exposures. Handheld video may show slight shake without it.

There is no weather sealing. Keep it under cover in rain, and guard the front element against dust and spray at the coast. No fluorine coating is fitted, so the front element may need more frequent cleaning and care with smears.

Because focusing is manual, expect to check focus carefully wide open, where depth of field is very shallow. Slow or static subjects suit it best.

Weather Sealing
ⓘ
Weather sealing capabilities will give you more confidence when shooting in unfavourable conditions.
No
Fluorine Coating
ⓘ
Coating to repel water and oil from lens elements.
No
Built In Lens HoodNo
Lens Hood TypeRound
Teleconverter
ⓘ
A teleconverter (extender) is an extra piece of equipment that fits between the lens and the camera body to enhance magnification
No
Image StabilizationNo

Construction

About the Construction

The optical unit holds seven elements in six groups, including one low-dispersion element. Low-dispersion glass helps reduce chromatic aberration, where different colours focus differently and create coloured fringes. Those fringes tend to appear along high-contrast edges, such as bare branches against a bright sky. Backlit street scenes, a common setting for a 35mm lens, can show them.

Elements
ⓘ
Lens elements refer to individual pieces of glass within the lens.
7
Groups6
Aspherical Elements
ⓘ
The number of aspherical lens elements which can help correct aberrations such as spherical aberration.
0
Bi Aspherical Elements
ⓘ
Elements with two non-spherical surfaces
0
Low Dispersion
ⓘ
Elements that reduce chromatic aberration
1
Super Low Dispersion
ⓘ
Advanced elements further reducing chromatic aberration
0
CA Reduction
ⓘ
Built-in features to reduce chromatic aberration
1
Internal Focusing
ⓘ
Internal Focusing means that the lens does not change in size during focusing, and the front element does not rotate.
No