This professional Circular Polarized Lens is an excellent addition to your LayerLens for the GoPro 3 and 4.
The best way to reduce glare from reflected surfaces such as water or metal is to use a Polarizing lens. This will enhance all your GoPro videos as it reveals more details when using in highly reflective areas such as water.
Lens Thickness: 0.70" / ~1.8mm
Light Transmission: 38%
Quarter wave type: Polycarbonate
Coatings, front-back: None
Overall Dimensions: 1.386" x 1.260" x .070"
Linear axis direction: 1.386" (90deg)
LayerLens sold separately.
Only use a cleaning solution appropriate for photographic lenses and a microfiber cloth.