This product is the exact same as the normal UV - Lens. By purchasing a certified refurbished product you are agreeing to the terms and conditions listed below. 

• Absolutely no returns, exchanges or refunds can be processed on the certified refurbished product - all sales are 100% final. These products do not fall under our 14-Day or 30-Day policies.
• The product will still retain its warranty for any non-user caused defects that inhibit the mechanical workings of the product.
• We have verified that the product is still in 100% working order; mechanically there is nothing wrong with it.
• The product will have minor blemishes such as scratches, dings or defects.
• The product will come with a certificate of authenticity however it will be marked 'CR' - "Certified Refurbished".