4 oz. (120ml)
This nontoxic, readily biodegradable lens treatment blocks out blue light. You'll get great results and patients will love its rich color. SeeGreen Blue Blocker is concentrated. Just add tap water (no need for distilled water). Treats 100's of lenses.
• Will block light through 550 nanometers
• Common practice is to use Amber Blue Blocker over entire lens with a gradient of Brown Blue Blocker over the top