In reply to birdbrain • Mar 8, 2021. For zooms like the 100-500, no. I have owned every version of the EF 100-400 & 70-200 f2.8 and I was near happy with the results of the 2x extenders. The 2x extender can add value on the EF Big Whites, you will loose some IQ but the results are acceptable (and at f8 in most cases).
Canon Extender EF 2.0x III. 15,900 ฿ – 18,200 ฿. ประกัน EC-Mall (เช็คสินค้าก่อนสั่งซื้อ) ( 15,900 ฿) ประกันศูนย์ (เช็คสินค้าก่อนสั่งซื้อ) ( 18,200 ฿) SKU: 2759 Category: Canon เลนส์-แคนนอน
by Andrew Alexander The Canon 2x lens extender doubles the focal length of a lens, making (for example) a 200mm lens function as a 400mm lens. The 2x series was introduced in 1987, updated
Sample Images. The thumbnails below link to full-sized samples taken with the Canon EF 70-200mm F2.8L IS III USM lens mounted on a Canon EOS 5DS R camera. Download. 1/125s · f/8 · ISO 320. 70mm.