Which is better EF or EFS?

Which is better EF or EFS?

Put simply, Canon EF-S lenses are designed solely for use on Canon APS-C DSLRs. Canon EF lenses are designed to work with full frame and APS-C DSLRs from Canon. Canon EF-S lenses have a smaller image circle that is only big enough to cover the smaller sensor found on Canon APS-C cameras.

What does EF M mean?

The Canon EF-M lens mount, introduced in 2012, is a derivative of the Canon EF lens mount designed for use with the Canon EOS M mirrorless interchangeable-lens camera. It has an 18 mm flange focal distance (compared to 44 mm for EF and EF-S) and a 47 mm throat diameter (compared to 54 mm for EF and EF-S).

What does EF stand for?

General opinion seems to be that USM lenses are more professional-grade and better for shooting photos, while STM lenses are geared more towards amateurs and better for video. While USM lenses are lauded as being “almost silent” , you can still pick up the focusing sound on the camera's microphone when shooting video.

How do you know if a lens is full frame?

If the lens' title has “EF” (no S) in it, then you can use that lens on either full frame or crop frame sensor cameras. For Nikon, if you see “DX” in the title, the lens is for crop frame DSLRs only. If it has “FX” in the title, the lens was designed for full frame (but can also be used on crop frames).

What does EOS stand for Canon?

Canon EOS (Electro-Optical System) is an autofocus single-lens reflex camera (SLR) and mirrorless camera series produced by Canon Inc. Introduced in 1987 with the Canon EOS 650, all EOS cameras used 35 mm film until October 1996 when the EOS IX was released using the new and short-lived APS film.

What does STM stand for Canon?

When you see a Canon lens with STM in the name, it means that it features Canon's Stepper Motor technology. Canon introduced this motor design to be a quieter and smoother focus system that allows for near-silent focusing during video recording.

What is EF and AF lenses?

In looking for a new lens for your camera, you will keep coming across the terms "EF" and "AF" in the product descriptions. … EF stands for Electro-Focus and is a proprietary lens-mounting technology, whereas AF simply stands for Auto-Focus.

What is EOS and EF lenses?

The EF lens mount is the standard lens mount on the Canon EOS family of SLR film and digital cameras. EF stands for "Electro-Focus": automatic focusing on EF lenses is handled by a dedicated electric motor built into the lens.

Do Canon lenses fit all Canon cameras?

Much older lenses didn't have internal electronics & used another mount. No, crop sensor cameras (all Rebel cameras, 40/50/60D, and the 7D) can take EF or EF-S lenses. Full frame cameras (all 1D, 5D and 6D) only take EF lenses. The mirrorless camera (EOS-M) use EF-M lenses, but can use EF and EF-S with an adapter.

Do Canon EF S lenses have crop factor?

Canon APS-C cameras have a 1.6x crop factor, meaning that a 50mm EF-S lens will behave like an 80mm lens would on a 35mm camera. The history behind crop factor is long, but what you need to know is that lens focal lengths are described using 35mm film as the reference point.

Do Canon EF lenses fit EOS?

While EF-mount lenses are designed for and can be used on all EOS full-frame DSLR cameras and will also fit EOS APS-C sensor sized cameras, Canon-fit EF-S mount lenses are designed only to be used with Canon EOS cameras with APS-C sized sensors.

What does USM mean on a Canon lens?

If you notice your Canon digital SLR camera lens has the letters USM written on the side, it means the lens has a small motor built into the body. Hence, USM is short for Ultra Sonic Motor. What this means is that your lens will autofocus faster than standard models.

Will Canon EF lenses work on mirrorless?

All of those will let you use EF and EF-S lenses exactly as if they're on a 5D Mark IV or other DSLR, Canon promised. Unfortunately, because of the mount size (54mm with a 20mm flange distance), it will never be compatible with Canon's mirrorless APS-C EOS-M system.

Will Canon EF lenses work on DSLR?

Any Canon EF DSLR lens will work perfectly with either system with the right Canon adaptor, while the smaller EF-S lenses can only fit EOS-M cameras through the "Mount adaptor EF-EOS M". … Canon's M and RF lenses are orphans, only fitting on mirrorless cameras with M and RF mounts respectively.

Can I use an EF lens on a rebel?

All models can be fitted with Canon EF lenses. Care must be taken not to attempt to fit an EF-S lens onto a film-based SLR. The EF-S range lenses were introduced alongside Canon's first digital SLR and cannot be used on non-digital cameras.

Why are Canon lenses white?

A number of Canon's professional L series lenses — all super-telephoto lenses — are “white” with the distinctive red ring. … “But large lenses contain large elements and here expansion can bring a lens close to the limits of its design tolerances. A white surface reflects sunlight, helping to keep the lens cooler.”

What is difference between STM and USM lens?

USM stands for Ultrasonic Motor, while STM stands for Stepper Motor. … By comparison, the STM lenses really are almost silent, as they were built with video in mind — rodents need not apply. Their focus speed, while a tiny bit slower, is also better suited for video as it's smoother and less “jarring.”

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