Canon RF-S 18-45mm f/4.5-6.3 IS STM Lens

Canon RF-S 18-45mm f/4.5-6.3 IS STM Lens
Ultra-Compact Everyday Zoom for APS-C R-Series Cameras — Sold AS-IS
The Canon RF-S 18-45mm f/4.5-6.3 IS STM is a remarkably sleek, lightweight standard zoom lens engineered natively for Canon’s APS-C-format R-series mirrorless digital cameras. Delivering a highly practical 29-72mm full-frame equivalent focal range, this pocket-sized lens transitions effortlessly from broad landscape perspectives and group travel shots to short-telephoto portraits.

Featuring an innovative retractable barrel configuration, an optical stabilizer, and a quiet stepping motor, this versatile lens is designed to be an agile, low-profile walkaround lens for everyday documentation.

WELL-USED / AS-IS CONDITION NOTE
This lens exhibits internal optical degradation and is being offered strictly AS-IS / FOR PARTS OR REPAIR. Please review the specific optical diagnostics below before purchasing:

Internal Glass Fungus & Dust: There is visible fungus growth and accumulated dust specks present on the internal glass elements. This localized growth will introduce a drop in overall contrast, increased ghosting or flaring, and general image softness when shooting into direct or harsh lighting. This unit is an ideal candidate for an optical cleaning specialist, a restoration project, or experimental “lo-fi” creative photography.

Fully Functional Mechanics & Electronics: Mechanically and electronically, the lens is completely operational. The retractable barrel structure twists open smoothly, the electrical contacts interface perfectly with the camera body, and the internal optical stabilization operates correctly.

Autofocus Tracking: The STM autofocus motor tracks quickly, smoothly, and accurately without hesitation.

Retractable Everyday Design & Super Spectra Optics
Streamlined Retractable Mechanical Barrel: Features an ultra-compact, travel-friendly design that can be retracted when not in use. This low-profile footprint allows you to easily slip your camera setup into a small daypack or shoulder bag.

Advanced Aspherical Optical Layout: The lens formula incorporates two high-grade aspherical elements to actively minimize geometric distortions and spherical aberrations, maintaining structural layout clarity across the zoom range.

Super Spectra Anti-Reflective Coating: Individual optical glass surfaces are treated with a multi-layer Super Spectra coating. This advanced protective layer suppresses distracting internal reflections, lens flare, and ghosting, helping preserve image contrast when shooting into bright sunlight.

Multi-Stage Coordinated Image Stabilization & Silent STM AF
Up to 6 Stops of Coordinated Shake Correction: Built with an integrated hardware Optical Image Stabilizer that cancels out up to 4 stops of physical camera shake on its own. When paired with a compatible EOS R-series camera body equipped with In-Body Image Stabilization (IBIS), the two systems coordinate to deliver up to 6 stops of correction, ensuring sharp handheld shots in low light.

Smooth, Lead Screw-Type STM Autofocus: Driven by a rapid, lead screw-type STM stepping motor that delivers lightning-fast and highly accurate focus locks. Its exceptionally smooth tracking performance is optimized for modern autofocus video workflows.

Whisper-Quiet Focus Tracing: The STM motor operates with near-silent mechanical noise, preventing disruptive focus hunting sounds from bleeding into your internal or on-camera microphone audio feeds during video recording.

Technical Specifications
Lens System Classification: Ultra-Compact Standard Travel Zoom (RF-S Series)

Focal Length Range: 18-45mm (35mm Full-Frame Equivalent: 29-72mm)

Maximum Aperture Profile: f/4.5 – 6.3 Variable Aperture

Minimum Operational Aperture: f/22 (Wide) to f/32 (Telephoto)

Lens Mount Type: Canon RF Mount (Optimized for APS-C Mirrorless Formats)

Filter Thread Diameter Size: 49mm

Lens Optical Layout: 7 Elements configured in 7 Groups

Autofocus Motorization Engine: Lead Screw-Type STM (Stepping Motor Technology)

Image Stabilization Hardware: Built-In Optical IS (Up to 4.0 Stops Standalone / Up to 6.0 Stops Coordinated with IBIS)

Optical Condition Profile: AS-IS Variant (Contains internal glass fungus and dust)

Dimensions (Diameter x Length): Approx. 2.70 x 1.70 inches / 69.0 x 44.3 mm (When fully retracted)

Weight: Approx. 4.6 oz / 130 grams (Ultra-lightweight walkaround footprint)