What does canon 18-135mm STM stand for?
What does canon 18-135mm STM stand for?
Canon calls this the CANON ZOOM LENS EF-S 18-135mm f/3.5-5.6 IS STM. EF means “electronic focus,” meaning that there is an autofocus motor in the lens itself. All Canon lenses since 1987 have been EF. -S means “small-format only,” meaning that this lens only works on, and only attaches to, Canon’s small-format (1.6x) digital cameras.
Is the canon 18-135mm EF-S a good lens?
Canon 18-135 STM EF-S. enlarge. The Canon 18-135mm f/3.5-5.6 STM is a handy lens for everything. Its zoom range covers everything I might need. Autofocus is silent and super-fast. The lens’ motor is completely silent, much quieter than the 40mm f/2.8 STM. Just grab the ring at any time in ONE SHOT for instant manual-focus override.
What kind of autofocus does a canon 135mm have?
Here are 135mm examples: The STM in the Canon EF-S 18-135mm f/3.5-5.6 IS STM Lens product name refers to the new-for-Canon stepping motor driving autofocus. Designed with video recording in mind, the 18-135 IS STM focuses very smoothly while in continuous Movie AF mode.
Is the canon 18-135 STM compatible with Canon extenders?
The 18-135 STM’s magnification range numbers for the Canon EF 12mm Extension Tube II are 0.43-0.09x and 0.61-0.21x for the Canon EF 25mm Extension Tube II . This lens is not compatible with Canon Extenders.
Is the canon 18-135mm a pincushion lens?
The Canon 18-135mm f/3.5-5.6 STM has the usual distortion for this kind of lens: horrendous barrel distortion at 18mm, and strong pincushion distortion at most other focal lengths. It only goes away around 24mm. Use these values in Photoshop’s Lens Distortion tool to remove it.
What kind of distortion does canon 18-135mm have?
Distortion performance top The Canon 18-135mm f/3.5-5.6 STM has the usual distortion for this kind of lens: horrendous barrel distortion at 18mm, and strong pincushion distortion at most other focal lengths. It only goes away around 24mm. Use these values in Photoshop’s Lens Distortion tool to remove it.
