Canon EF-S 10-18mm f4.5-5.6 IS STM Lens

The Canon EF‑S 10‑18mm f/4.5‑5.6 IS STM Lens is an entry‑level ultra‑wide angle zoom designed specifically for Canon APS‑C sensor DSLR cameras with an EF‑S mount. Its 10–18 mm zoom range provides a 16–28.8 mm equivalent focal length on crop‑sensor bodies, delivering expansive fields of view ideal for landscapes, architecture, interiors, and creative wide‑angle perspectives.

Optical Performance & Design
The lens incorporates 14 optical elements in 11 groups along with Super Spectra coatings to minimize flare and ghosting, while UD (Ultra‑Low Dispersion) and aspherical elements help control aberrations and maintain image clarity throughout the zoom range. Its compact and lightweight form factor (approx. 240 g) makes it highly portable and well‑matched with smaller Canon DSLRs.

Autofocus & Stabilization
Equipped with a Stepping Motor (STM) autofocus system, the lens provides smooth, fast, and near‑silent AF performance, particularly useful for video recording and live‑view shooting. The Optical Image Stabilizer offers up to four stops of shake reduction, helping achieve sharper handheld images in low‑light situations or at slower shutter speeds.

Handling & Features

• Filter Thread: 67 mm — supports a variety of filters for creative control.

• Minimum Focus Distance: 0.22 m (approx. 22 cm) — good for close‑to‑subject wide compositions.

• Rounded 7‑blade diaphragm: Promotes pleasant out‑of‑focus quality.

• Full‑time manual focus override: Allows manual adjustments even when AF mode is engaged.

The overall performance and affordability of the EF‑S 10‑18mm make it a popular choice for beginners and enthusiasts who want to expand their photographic range beyond standard kit lenses, especially for landscape, architecture, travel, and environmental video work.

Key Specifications

• Focal Length: 10–18 mm (APS‑C) — 16–28.8 mm equivalent on full‑frame

• Maximum Aperture: f/4.5–5.6

• Minimum Aperture: f/22–29

• Mount: Canon EF‑S (APS‑C DSLRs)

• Optical Image Stabilizer: Yes (up to ~4 stops)

• Autofocus: STM (Stepping Motor)

• Minimum Focus Distance: 0.22 m (22 cm)

• Magnification: Approx. 0.15×

• Aperture Blades: 7 (rounded)

• Elements/Groups: 14/11

• Filter Diameter: 67 mm

• Dimensions: Approx. ø 74.6 × 72 mm

• Weight: Approx. 240 g

Typical Use Cases

• Landscape and cityscape photography with broad scenic coverage.

• Architecture and interior shots where space is limited.

• Travel and documentary work where light weight and versatility matter.

• Vlogging and video capture due to quiet STM autofocus and IS support.