Venus - Laowa Aksen 17.5mm f/1.7 and 45mm f/2.8 Ultra Macro APO 2-Lens Kit for Nikon F, Coaxial Lighting

The TIPA award-winning Laowa Aksen series (1-5x and 5-10x) redefines high-magnification macro shooting by eliminating the hassles of traditional lenses. Its groundbreaking parfocal zoom means the focus on the subject remains locked even as you change magnification. Powered by an internal zoom mechanism, the Aksen series has a fixed working distance, meaning you can fluidly scale your shot without needing to reposition your camera or disrupt the lighting setup.With Laowa's signature APO design, the Aksen series eliminates color fringing to deliver flawless, ultra-sharp detail at any magnification level.World's First Parfocal Zoom Macro LensFocus stays locked across the magnification range. The Aksen's focus remains locked on the subject whether you zoom in or out. Simply dial in to your desired magnification level and shoot. No tracking errors, no refocusing - just your exact framing and perfectly preserved composition. Shooting Macro Has Never Been Easier Zoom in or zoom out freely - your lens's barrel stays still.This fixed working distance means you can keep the same lighting setup, framing and composition, making shooting ultra macro easier than ever.At Laowa, we're always aiming to push the limits of what is available for enthusiasts. The Aksen series fills a missing gap in the market and is the world's first commercially available lens above 5x zoom. (For 17.5mm f/1.7)Optical Excellence Across The Zoom At high levels of magnification, chromatic aberrations and fringing issues are exacerbated.However, the Aksen series uses a sophisticated APO design to deliver exceptional clarity and sharpness even at its highest magnification levels. See it for yourself. Coaxial Lighting Integration Zero shadows with absolute definition. The coaxial lighting option opens a new window into creativity. (For 17.5mm f/1.7)Changing Magnification with Just a TwistSimply twist the zoom ring to transition seamlessly from 1x to 5x (For 45mm f/2.8), or dial it up from 5x to amplify your view all the way to 10x. (For 17.5mm f/1.7) Fly through the entire magnification range with ease and confidence. Adjustable Aperture - Precision Control, Creative Freedom Featuring a fast aperture range of f/2.8 to f/11 on the 1-5x model and f/1.7 to f/5.6 on the 5-10x, these lenses give photographers the freedom to shoot at lower ISO values. Ensure pristine, noise-free images even at extreme magnification levels.