
The previously leaked Canon EF 50mm f/1.8 STM prime lens is now officially announced. The price is $125. Adorama and B&H are currently taking pre-orders. Shipping starts on May 21st, 2015 Here is the lens specifications summary:
- Compact, lightweight, fixed focal length standard lens for EOS cameras
- Large f/1.8 maximum aperture
- 80mm effective focal length when attached to EOS cameras with APS-C sensors
- Canon STM gear type stepping motor technology provides quiet autofocusing to support Canon’s EOS Movie Servo AF function
- Improved exterior design including new focus ring placement makes it the most compact Canon EF 50mm lens ever
- New metal mount for stability and ruggedness
- Super Spectra Coating for minimized ghosting and flaring
- Circular seven blade aperture
- 14-inch minimum focusing distance
- 0.21x maximum magnification
According to the B&H listing, the lens hood is not included – you have to purchase is separately (model ES-68, price: $26.95). The lens cap is included (model E49, price: $9.95). Canon also released a new 49mm protect filter.
MTF chart and lens design:



Sample images from the new lens can be found here and here.
Press release:
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