New [Swans] Japanese-made sunglasses spare lenses replacement lenses for !

Mirror Lens 0709 PI/SL/Free Size/L-SPB-0709_PI/SL Color: 0709 PI/SL Style: Mirror Lens Package Quantity: 1
・Japanese sunglasses spare lenses
・Recommended uses: skiing golf cycling outdoor activities
・Visible light transmittance: 36% Suitable for sunny to cloudy days
・UV transmittance 0.1% UV cut 99.9% or more
・Set contents: Instruction manual
[Product description] Spare lenses exclusively for SWANS' sports sunglasses SPRINGBOK series. Single lens one pair for left and right. By preparing and replacing lenses according to the scene you can ensure a clearer view. [Brand introduction] SWANS is a domestic brand produced by Yamamoto Kogaku Co. Ltd. founded in 1911. Based on Japanese head data the product design is suitable for Japanese people and the technology to control light cultivated over more than 100 years of history has led to the products being supported by many top athletes both domestically and internationally. [What is visible light transmittance] The amount of light that passes through the lens is expressed as a number. It is displayed from 0% to 100% with the state of the naked eye being 100%. The lower the number the darker the lens is which does not pass light.