Standard Lens Guard Features: 1. Special lens protector, made of high-strength PC material, resistant to daily bumps and scratches. 2. Detachable design, making disassembly and assembly more convenient. Description: Model: Panoramic lens protector, designed to fit the lens and not afraid of scratches. Lens material: German Bayer high transparency PC-2805, hardened, increased transparency, waterproof, AF AR double-layer optical coating Net weight of the product: 12 grams Lens material: PC-2805 (plastic) Translucency: 99% Bracket material: PC