The Canon EF-S 24 mm f/2.8 STM lens is hailed as the best affordable option, offering a compact design and good low-light performance despite some optical flaws.
Lens price and recommendation
The Canon EF-S 24 mm f/2.8 STM lens is currently listed at 143.99 euros on Boulanger.com, according to a report from Les Numériques. This lens is described as the best affordable option in a comparison of 175 models tested in their laboratory.Design and specifications
The lens is designed for APS-C sensors only, with a 24 mm f/2.8 aperture equivalent to a 38 mm lens on full-frame cameras. It features a step motor STM, which is effective for focusing during video recording. The lens weighs approximately 125 grams and has a thickness of barely more than 2 cm.Strengths of the lens
The lens is noted for its pancake design, weight and bulk, maximum opening of f/2.8, handling and ease of use, and quality of construction and finishes. Vignetting and distortions are described as contained.Weaknesses of the lens
However, the lens has some weaknesses, including the absence of optical stabilization, non-homogeneous sharpness at the largest openings, and the presence of chromatic aberrations at the largest openings.Use cases and benefits
Despite these optical quality issues, the lens is considered an excellent choice for those who want to photograph simply, light, and discreetly. Combined with an APS-C DSLR, it allows for a discreet and relatively light configuration.Performance in low light and video
The maximum opening of f/2.8 provides good versatility in low light conditions and allows for images with a small depth of field. The STM motor ensures smooth autofocus during video shooting.
