Aputure Light Dome III 3ft Quick-Setup Softbox Bowens Mount — main product image

Aputure Light Dome III 3ft Quick-Setup Softbox Bowens Mount

Aputure

Aputure Light Dome III 3ft Quick-Setup Softbox Bowens Mount

Name: Aputure Light Dome III 3ft Quick-Setup Softbox Bowens Mount
Brand: Aputure
SKU: Light Dome III

★★★★★4.6 (130 reviews)

The Aputure Light Dome III unfolds in seconds with its quick-folding flat-pack design, delivering beautifully soft 3ft circular light on any Bowens Mount fixture.

$186.00*$219.00Save 15%

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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The Aputure Light Dome III represents a significant redesign of one of the most popular softboxes in the film and photography lighting world. Its headline feature is the quick-folding, flat-pack speed ring, which eliminates the tedious process of threading individual rods into a traditional speed ring. Instead, the entire softbox unfolds from a collapsed state into a fully formed 3ft (90 cm) circular modifier in seconds. When packed down, it measures just 88.0 x 18.0 x 5.0 cm — slim enough to slide into a gear bag alongside light stands and other equipment. At 2.24 kg total weight, it adds minimal bulk to a location kit.

Light quality remains a core strength. The 32-sided circular design produces exceptionally round catchlights that mimic natural light, breathing life into portrait and interview subjects. Aputure includes two removable diffusion cloths — a 1-stop and a 2-stop — allowing you to control the intensity and softness of the output without swapping modifiers. A 40° fabric light control grid is also included for tighter beam control and reduced spill. The universal Bowens S Mount ensures broad compatibility with Aputure's own fixtures like the Light Storm and amaran series, as well as third-party Bowens-mount lights. Whether you are lighting a narrative scene, a YouTube set, or a product shoot, the Light Dome III delivers professional results with minimal setup friction.

Key Features

Light Dome III features the same 3ft (90cm) circular shape with a brand new quick-folding, flat-pack design to save valuable time on set and space in your kit with its new quicker setup and slim profile

Light Dome III features the universal Bowens Mount and is the perfect pairing for an array of point-source fixtures, ranging from the Aputure Light Storm series to the amaran 150c and amaran 300c

The Light Dome III provides all the tools you need to shoot confidently right out of the box. Switch between two densities of diffusion to a 40º fabric light control grid

Create beautiful, round eye lights with the Light Dome III’s 32-sided circular design to breathe life into the eyes of any subject. you can create rounder reflections that mimic natural light sources like the sun.

Light Dome III’s quick-setup speed ring folds into a slim, flat profile. This portable and travel-ready softbox requires less setup time and allows you to free up more space for other filmmaking tools when transporting equipment

Specifications

Shape

Circular (32-sided)

Diameter (Built)

89.0 cm / 35.1 in

Depth (Built)

60.0 cm / 23.6 in

Dimensions (Collapsed)

88.0 x 18.0 x 5.0 cm / 34.6 x 7.1 x 2.0 in

Mount

Bowens S Mount

Design

Quick-Folding, Flat-Pack

Diffusion Cloths

Ø88.0 cm / Ø34.6 in (1 Stop & 2 Stop)

Light Control Grid

Ø88.0 x 4.2 cm / Ø34.6 x 1.7 in (40°)

Carrying Bag

93.0 x 30.0 x 1.5 cm / 36.6 x 11.8 x 0.6 in

Total Weight

2.24 kg / 4.94 lbs

Pros & Cons

👍 Pros

Quick-folding flat-pack design sets up in under a minute and collapses to a slim 5 cm profile
Includes both 1-stop and 2-stop diffusion cloths plus a 40° grid right out of the box
32-sided circular shape creates natural-looking round catchlights in subject's eyes
Universal Bowens S Mount works with a wide range of LED fixtures from multiple brands
Lightweight at just 2.24 kg total, making it practical for location and travel work

👎 Cons

At 3ft (90 cm) diameter it may be too large for very tight shooting spaces or small studios
The quick-fold mechanism means the shape is fixed and cannot be adjusted like modular softbox systems
Does not include an inner baffle for additional diffusion layering beyond the two included cloths
Bowens Mount only — users with proprietary mount systems will need an adapter

Frequently Asked Questions

How quickly can the Light Dome III be set up compared to a traditional softbox?

The Light Dome III uses a quick-folding speed ring that pops open without the need to individually insert rods into a speed ring. Most users report setup in under a minute, significantly faster than conventional softboxes that require assembling multiple poles.

What diffusion options are included with the Light Dome III?

It comes with two densities of diffusion cloth (1-stop and 2-stop) plus a 40° fabric light control grid, giving you three light-shaping tools right out of the box.

What lights are compatible with the Light Dome III?

It uses a universal Bowens S Mount, making it compatible with any Bowens-mount fixture including the Aputure Light Storm series, amaran 150c, amaran 300c, and third-party Bowens-mount lights.

How does the Light Dome III pack down for transport?

The speed ring folds flat into a slim profile measuring 88.0 x 18.0 x 5.0 cm, and it ships with a slim carrying bag. This flat-pack design takes up far less space than traditional softboxes.

Does the circular shape make a noticeable difference in eye reflections?

Yes. The 32-sided circular design produces round catchlights in a subject's eyes that closely mimic natural light sources like the sun, which looks more flattering than rectangular or octagonal reflections.