Panasonic Lumix S Pro 16-35Mm F4 L-Mount Lens

• L-Mount Lens/Full-Frame Format
• Aperture Range: F/4 To F/22
• Three Aspherical Elements
• One Ed Element, One Uhr Element
• Double-Magnet Linear Motor Af System
• Weather-Sealed Construction
• Rounded 9-Blade Diaphragm
• Wide-Angle Zoom Is Designed For Full-Frame L-Mount Mirrorless Cameras, However Can Also Be Used With Aps-C Models Where It Provides A 24-52.5Mm Equivalent Focal Length Range.
• Constant F/4 Maximum Aperture Maintains Consistent Illumination Throughout The Zoom Range.
• Three Aspherical Elements And One Ultra-High Refractive Index Element Help To Minimize Distortions And Spherical Aberrations Throughout The Zoom Range In Order To Maintain Edge-To-Edge Sharpness And Illumination.
• One Extra-Low Dispersion Element Greatly Reduces Chromatic Aberrations And Color Fringing In Order To Produce A High Degree Of Clarity And Color Accuracy.
• The Autofocus Focus System Employs Both A Double-Magnet Linear Motor To Deliver Impressively Fast And Precise Focusing Performance While Remaining Compact. A Focus Clutch Mechanism Has Also Been Incorporated, Which Allows For Near-Instant Af/Mf Switching.
• Splash, Dust, And Freezeproof Design Benefits Working In Inclement Weather Conditions Down To -14°F.
• Rounded Nine-Blade Diaphragm Contributes To A Pleasing Bokeh Quality.

A Staple Of Wide-Angle Versatility, The Lumix S Pro 16-35Mm F/4 From Panasonic Is An L-Mount Wide Zoom Featuring An F/4 Constant Maximum Aperture. An Optimized Optical Design Incorporates A Series Of Aspherical, Low Dispersion, And High Refractive Index Elements, To Control A Variety Of Aberrations, Color Fringing, And Distortion For Sharp, Clear, Well-Corrected Imagery Throughout The Zoom Range. Complementing The Optics Is A Unique Double-Magnet Linear Motor Focus System, Which Provides High-Speed Response And Power While Remaining Compact In Size. The Lens Also Sports A Rounded Nine-Blade Diaphragm, Which Contributes To The Quality Of Bokeh, And A Weather-Sealed Construction To Suit Working In A Variety Of Weather Conditions.