The Canon EF 600mm is a super-telephoto lens made by Canon Inc. The lens has an EF mount to work with the EOS line of cameras.
4L USM lens was released in November 1988 (923,000 yen). 4L IS USM lens was released in September 1999 (1,290,000 yen). 4L IS II USM lens was announced in February 2011 (US$12,999 at release, now US$11,499). 4L IS III USM lens was announced in September 2018 (US$12,999).
The IS version has more lens groups and elements, and the weight was reduced from to for the first IS version. The weight was further reduced to for the 2nd IS version. The weight has been further reduced to for the 3rd IS version. All lenses are compatible with the Canon Extender EF teleconverters.
Specifications Attribute 4L USM 4L IS USM 4L IS II USM 4L IS III USM ImageKey features Full-frame compatible Yes Image stabilizer No Yes Environmental sealing Yes Ultrasonic Motor Yes Stepping Motor No L-series Yes Diffractive Optics No Macro NoTechnical data Focal length 600 mm Aperture (max/min) 4 / 32 Front element aperture diameter approx. 150mm Construction 9 elements / 8 groups 17 elements / 13 groups 16 elements / 12 groups 17 elements / 13 groups Aspherical elements 4 Yes Low dispersion elements ??? 1x Fluorite + 2x UD lens 2x Fluorite 2x Fluorite + 1x Super UD lens # of diaphragm blades 8 9 (circular aperture) Closest focusing distance 6 m (17.95 ft) 5.5 m (16.45 ft) 4.5 m (14.8 ft) 4.2 m (13.78 ft) Max. magnification 0.11× 0.12× 0.15× Horizontal viewing angle 3°30' Vertical viewing angle 2°20' Diagonal viewing angle 4°10'Physical data Weight 6000 g (212.4 oz) 5360 g (189.8 oz) 3920 g (138.8 oz) 3050 g (107.6 oz) Maximum diameter 167 mm (6.6")168 mm (6.6") Length 456 mm (17.9") 448 mm (17.6") Filter diameter 48 mm (rear) Any 52(WII)-series drop-in filterAccessories Lens case ? 600 600B 600C Lens hood ET-161 ET-160 ET-160 (WII) ET-160 (WIII) or ET-160B Lens cap E-180II E-185 E-185B E-185CRetail information Release date November 1988 September 1999 June 2011 December 2018 Currently in production? No MSRP US$ 923,000 yen 1,290,000 yen (w/case and hood) $11,499.00 $12,999.00
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