Lens specifications. Focal Length & Maximum Aperture. 75-300mm 1:4-5.6. Lens Construction. 13 elements in 9 groups. Diagonal Angle of View. 32° 11' - 8° 15'. Focus Adjustment. Front group rotating extension system with USM.
71 x 122.1. Weight (g) 480. Developed to succeed the EF75-300mm f/4-5.6 II, which was marketed in 1995, this compact, lightweight high- magnification telephoto zoom lens covers medium telephoto 75 mm to super telephoto 300mm. Like the EF75-300mm f/4-5.6 III USM, it has a metal ring at the front of the zoom ring to give it an upscale image. Canon’s Shortest and Lightest 70-200mm f/4 Interchangeable Zoom Lens; RF100-300mm F2.8 L IS USM . Review. Product Highlights RF-S10-18mm F4.5-6.3 IS STM The Canon EF 70-300mm f/4-5.6 USM IS is one of the older IS lenses available today. It replaced the old EF 75-300mm f/4-5.6 USM IS which was the first Canon IS lens to hit the market back in 1995. It is an immensely popular lens especially among APS-C users but it is a native full format lens so for the sake of completeness let's have a look Discuss in the Canon SLR Lens Talk forum. Manufacturer description: The optics of the EF 90-300mm f/4.5-5.6 are based on those of the EF 75-300mm f/4-5.6 III and the optical performance is similar. However, the AF drive pattern has been optimized for the EOS 300V, giving a faster AF speed. Also, a new AF algorithm has been developed. Canon 55-250 IS STM review: .