▸ Canon EF 400mm f/2.8L IS II USM Lens Review ▸ Canon EF 400mm f/2.8L IS II USM Lens Specifications and Measurements This independent review site earns affiliate commission (at no cost to you) when provided links are used to make any purchase A Compact Superb-Resolution 24mm F1.8 Prime Lens. Samyang’s latest optical technology achieves stunning corner-to-corner resolution from maximum F1.8 aperture in a large aperture wide-angle prime lens. A total of 11 elements in 8 groups, with 7 special lenses (2 ASP, 3 HR, 2 ED) allow you to express your infinite creativity; especially Amazon.com : Rokinon 24mm F/1.4 Aspherical Wide Angle Lens for Canon RK24M-C : Digital Slr Camera Lenses : Electronics Canon EF-S 24mm f/2.8 STM Lens. Canon RF 10-20mm f/4L IS STM at BHPhoto for $2,299. The new lens only zooms to 20mm at the long end, rather than 24mm on the prior model, though it does go slightly wider to 10mm rather than 11mm. This is a welcome tradeoff, as most people looking to buy this optic will likely have access to a 24mm focal length (with a lens like the Canon RF 24 Image quality results from the EOS 7D Mark II have been added to the Canon EF-S 24mm f/2.8 STM Lens review. As expected, the 7D II results show sharper details and slightly more resolution. The bottom line is that this lens is a bargain. B&H has the Canon EF-S 24mm f/2.8 STM Lens in stock. Zaostřování s krokovým motorem poskytuje plynulé, téměř neslyšné automatické zaostřování při snímání filmů. Přenosný plochý design. S hloubkou jen 22,8 mm a hmotností pouze 125 g představuje model EF-S 24mm f/2.8 STM snadno přenosný objektiv, který vám umožní vzít si fotoaparát EOS kamkoli. It’s a really really small lens but the images it produces are excellent, especially for wide-field astrophotography. It exhibits very little coma or spherical aberration wide-open and is plenty fast for night and astrophotography shooting. The EOS-M can produce excellent low-light images. 15 seconds, f/2.0, ISO 6400. EF-S 35mm f/2.8 Macro IS STM. EF-S Series Macro Lens with Built-in Macro Lite. Bright f/2.8 Aperture and 35mm* Standard Angle of View. Hybrid IS (Shake Correction Function). High Image Quality with GMo Aspheric Lens. Compact, Lightweight Design. Smooth Movie Servo AF with Lead Screw-type STM. Need to order more than 10? Learn More. Canon calls this the Canon Zoom Lens EF-S 55-250mm f/4-5.6 IS STM. EF: Electronic Focus. All modern Canon lenses focus with a motor in the lens. -S: Only works on newer, small DSLRs. IS: Image Stabilization, which means no tripod needed except at night. See Why IS Matters. Canon claims 3.5 stops. STM: Stepper (focus) Motor, meaning that AF is I've read several posts and reviews praising the Rokinon/Bower, but the 10-18mm is ef-s and STM -- it's made for the cropped sensor in my Canon EF-S cameras, and the STM could be handy when I want to use the lens for photos during the day. Of course, the Rokinon does have an obvious advantage with a f/2.8 vs f4.5 for the Canon lens. iltGY.