For example, Canon, Nikon, and Sony use APS-C sensors for cropped frame cameras. But Canon's APS-C sensor is marginally smaller than what Nikon and Sony use — 22.3x14.9 mm vs. 23.6x15.6 mm.

Since an APS-C sensor is about 1.3 times smaller than a full frame sensor, for example, your field of view is cropped in by a factor of 1.3 and any lens you attach is going to take on that crop.

The 14mm lens captures a wide, 92° field of view on those crop sensor cameras, which is equivalent to a 21mm lens in the full-frame format. The optics include eight elements arranged in seven groups.

Canon has launched its first EOS R APS-C crop sensor cameras, the 32-megapixel EOS R7 and 24-megapixel EOS R10. The new models bring Canon's APS-C and full-frame RF series in alignment, so you can ...

Canon launched the EOS R7 and R10 APS-C RF-S mount cameras earlier this year, finally introducing lens compatibility between crop-sensor and full-frame mirrorless cameras.