GGS Optical Glass LCD Screen Protector 3.0" for Panasonic DMC FS25 ZS3 FX580 TZ3 FS20 TZ5 Only 0.5mm thick with 6 layers of coatings and UV Protection. Optical glass strengthened through special crafting process. Prevent scratches, collisions and moderate impact to the LCD screen. High transparency, anti-scrape, anti-bump, anti-aging and easy to install