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Canon EF-S 18-135mm f/3.5-5.6 IS STM Lens

The Canon 18-135mm f/3.5-5.6 IS STM is a 18–135mm f/3.5 lens designed for Canon EF mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Canon EF-S 18-135mm f/3.5-5.6 IS STM Lens

Canon EF-S 18-135mm f/3.5-5.6 IS STM Lens

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Lens Overview — Canon 18-135mm f/3.5-5.6 IS STM

The Canon EF-S 18-135mm f/3.5-5.6 IS STM is a zoom lens designed for APS-C sensor Canon DSLRs, covering a focal length range from 18mm to 135mm. Mounted via the Canon EF lens mount, it fits into the standard zoom category and offers both auto and manual focus modes. The lens features optical image stabilization, which helps reduce camera shake during handheld shooting.

With a maximum aperture of f/3.5 at the wide end, it provides a solid starting point for a variety of shooting scenarios. The lens accepts 67mm filters, making it straightforward to use with common filter accessories. At 480 grams, it strikes a reasonable balance between reach and portability, keeping the overall kit manageable for everyday use.

The zoom type design spans a broad range from wide to short telephoto, covering landscapes, everyday subjects, and moderate close-up work across a single optic. Designed specifically for the APS-C format, it is optimized for Canon's crop-sensor DSLR lineup. Whether you're newer to interchangeable lens photography or building out a lightweight travel kit, this lens delivers a wide focal range in a single, relatively compact package.

Key Features — Canon 18-135mm f/3.5-5.6 IS STM

18-135mm Zoom Range: Covers wide-angle through short telephoto in a single lens, making it a versatile everyday and travel option for APS-C shooters.

Optical Image Stabilization: Canon's IS system reduces the effect of camera shake during handheld shooting, particularly useful at longer focal lengths.

STM Autofocus Motor: Stepping motor-based autofocus delivers smooth, quiet focus operation well-suited for video recording as well as stills.

f/3.5–5.6 Aperture Range: Variable aperture from f/3.5 at wide end to f/5.6 at 135mm is typical for this zoom class, with f/3.5 providing a reasonable starting point in moderate light.

Canon EF-S Mount: Designed specifically for Canon's APS-C DSLRs, fitting bodies like the Rebel series, 90D, and 7D Mark II.

Auto and Manual Focus: Supports both autofocus and manual focus modes, giving the shooter flexibility across different shooting situations.

Lens Specifications — Canon 18-135mm f/3.5-5.6 IS STM

Canon 18-135mm f/3.5-5.6 IS STM full specifications
SpecDetail
Use CasesTravel
Lens TypeZoom
FormatAPS-C
Zoom/PrimeZoom
Focal Length18–135mm
Maximum Aperturef/3.5
Camera SystemDSLR
Lens MountCanon EF
AutofocusYes
Focus TypeAuto, Manual
Image StabilizationOptical
Filter Thread67mm

Description — Canon 18-135mm f/3.5-5.6 IS STM

The Canon EF-S 18-135mm f/3.5-5.6 IS STM is a zoom lens built for APS-C format Canon DSLR cameras, using the Canon EF mount. It covers a standard zoom focal length range from 18mm to 135mm, making it a single-lens solution for wide-angle through short telephoto shooting. The maximum aperture starts at f/3.5 at the wide end, and the lens supports both auto and manual focus operation.

Optical image stabilization is built in, helping to manage camera shake in handheld situations. The 67mm filter thread makes it straightforward to pair with polarizing, ND, or other common filters. Weighing in at 480g, it remains practical for extended handheld use.

Whether you're shooting landscapes at 18mm or pulling in distant subjects at 135mm, this lens offers broad versatility from a single, manageable optic tailored to Canon's APS-C DSLR ecosystem.

Pros — Canon 18-135mm f/3.5-5.6 IS STM

  • ✓Wide focal length range from 18mm to 135mm covers a broad variety of shooting scenarios in one lens
  • ✓Optical image stabilization helps counteract camera shake for handheld shooting
  • ✓Supports both auto and manual focus modes for flexible operation

Cons — Canon 18-135mm f/3.5-5.6 IS STM

  • ✗Maximum aperture of f/3.5 at the wide end is relatively modest for low-light performance
  • ✗APS-C-only format limits compatibility to crop-sensor Canon DSLRs — not usable on full-frame bodies at full image circle
  • ✗Variable aperture across the zoom range means exposure adjustments are needed when zooming

Videos — Canon 18-135mm f/3.5-5.6 IS STM

Canon EF-S 18-135mm f/3.5-5.6 IS STM lens review (with samples) — Christopher Frost

Frequently Asked Questions — Canon 18-135mm f/3.5-5.6 IS STM

What camera mount does this lens use?+
This lens uses the Canon EF mount. It is designed for APS-C sensor Canon DSLR cameras and is not intended for full-frame Canon EF bodies.
Does this lens have image stabilization?+
Yes, the lens includes optical image stabilization, which helps reduce the effects of camera shake during handheld shooting.
What filter size does this lens accept?+
The lens has a 67mm filter thread, which is a widely available size compatible with a broad range of filters.
Can I use this lens for both photo and video?+
The lens supports both auto and manual focus and includes optical image stabilization. It is listed as compatible with DSLR camera systems, making it usable for both photography and video shooting with compatible Canon bodies.
How heavy is this lens?+
The lens weighs 480 grams, which keeps it reasonably portable for a lens covering an 18mm to 135mm zoom range.

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