Features: Made from aluminium alloy frame, it is lightweight and solid. Because it is used for handheld visual inspection, the structure design has a handle, and the handle has a small hole, easy to carry through the rope. Adopting optical , can effectively prevent from crack and faded due to long time exposure under sun and other weather conditions, it is durable for long time using. Designed for observing the light condition of the object, checking if the the details of the scene on the shady side can be shown, and whether the layers of the whole picture are clear. The daylight type filter: suitable for natural lighting and outdoor scene, seize the scene, the depth of field, light contrast of the figure, and the photo layers when shooting. Also protect your eyes from strong light. The light type filter: suitable for studio and interior shooting site, to control the color reduction of lighting modeling, art scene, actors' shaping light and keynote ratio, density ratio and level in indoor scene. Specification: Brand: Andoer Material: Aluminium Alloy + Optical Types: Daylight / Light(optional) Item Size: 4.5 * 4.5cm/ 1.8 * 1.8in(the round part) Item Weight: 38g/ 1.3oz Package List: 1 * Daylight Type Filter 1 * Light Type Filter 2 * Storage Bags