Style Name:Lens + Case 10-18 mm F4 super wide-angle zoom lens. Super ED glass and optical steadyshot image stabilisation. Minimum 10 mm focal length,ultra wide-angle zoom lens. Angle of view (APS-C): 109 degree-76 degree APS-C, E-mount. Optical steady shot image stabilisation within the lens ensures smooth, blur-free photos and videos when shooting handheld, steady shot image stabilisation. Remove dust and debris from the camera body. Use a brush to sweep dust and debris from the entire camera. Use a large brush for the outside of the camera and a small brush for delicate parts. Do not press the brush hard against the camera; sweep gently. Remove dust and debris from delicate parts using a blower. Take the front lens cap off, and remove the dust on the lens surface using the blower. If particularly dirty, wet a soft cloth or lens tissue with lens cleaner solution, and wipe in a circular motion from the center of the lens. Do not apply lens cleaner solution directly to the lens.Do not use any organic solvent such as thinner or benzine to clean the lens. Replace the front lens cap to prevent dust from attaching to the lens. Press the lens release button, and detach the lens. Be careful do not touch the sensor's surface. Use the blower while holding the camera facing slightly downward so that dust and debris easily fall off the sensor's surface. Reattach the lens. Take the lens off and on in a dust-free location. Dust and debris may easily enter the camera and lens in a dusty location. For an A-mount: When attach the lens, confirm that the mirror has been completely pushed down. After are finished cleaning, check that dust has been removed. Set the shooting mode to Aperture Priority (A), and the aperture value to F11. Take a picture of a white wall, white paper, or the sky. Make sure that no dust shows on the image..Protect Alpha camera with this semi-soft system case The padded interior and dividers will help protect camera and lenses from dust and scratches