This Drop-In CPL Filter from Sigma is designed for their 300-600mm f/4 DG OS Sports Lens to help expand the possibilities of your lens. The filter features a rotating knob for adjustment, allowing you to control reflections and glares on surfaces like water and glass while also enhancing contrast.
The Sigma RCP-21 is a specialised water-repellent circular polarising filter designed exclusively for the Sigma 300-600mm f/4 DG OS Sports lens with L-mount. This drop-in filter eliminates the need for bulky front-mounted filters on this professional telephoto zoom lens. The circular polariser reduces reflections and glare while enhancing colour saturation and contrast, making it particularly valuable for outdoor photography. The water-repellent coating ensures clear visibility even in challenging weather conditions, providing additional protection for your premium Sigma optics.
