A fast aperture telephoto lens for the Canon RF mount:
- Coverage: full frame
- Mount: RF mount, weather sealed
- Optical Design:
- 26 elements in 18 groups
- 1 ULD, 1 SUD, 2 fluorite elements
- Super Spectra, SW, and Air Spere coating, fluorine front element coating
- Aperture:
- F/5.6 to f/64
- No aperture ring
- 9-blade rounded aperture diaphragm
- Stabilization:
- IS (4 stops CIPA)
- 3 IS modes
- Filters: 52mm drop-in filter
- Focus:
- 8.5' (2.6m) minimum focus
- 1:2.9 maximum magnification ratio
- automatic/manual focus by wire
- Ring-type ultrasonic motor
- internal focus
- Size and Weight:
- 17” (432mm) long
- 6.4” (163mm) diameter
- 110.8 ounces (3140g) weight
- Other: control ring, tripod collar, included ET-155 lens hood, compatible with RF teleconverters, two focus presets; accepts optional short lens hood (ET-155B)
- Price: US$16,999
- Announced: February 23, 2022
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