Key Features

• Absorbs Ultraviolet Light
• Prevents Damage to Front Lens Element
• Protects Against Dust, Dirt & Scratches
• Water-Resistant Coating Repels Liquids
• Revamped Low-Profile Design
• No Vignetting on Sigma Lenses
   

Featuring a fully revamped physical design, this 77mm PUV-21 Water-Resistant Protector & UV Filter matches the visual identity and pristine optical quality of Sigma lenses. Fashioned from clear optical glass, the filter absorbs ultraviolet light, reducing the bluish cast of daylight. It protects the front element of your lens against dust, dirt, and scratches, and has a water-resistant optical coating that repels liquids.

Filter Type:  Clear

Size:  77 mm Rear Filter Thread

Front Accessory Thread / Bayonet:  77 mm

Coating:  Resistance-Coated Only

Filter Material:  Glass

Ring Material: Aluminum