88mm objective lens effective diameter Fluorite Crystal objective lens material 5m minimum focusing distance 95mm filter thread Durable magnesium alloy body Waterproof to JIS protection class 7 Filled with dry nitrogen gas to prevent the lens from fogging. Sons birthday is coming up and would like to get him something nice.The item "Kowa TSN-884 used new" is in sale since Monday, September 13, 2021. This item is in the category "Sporting Goods\Hunting\Scopes, Optics & Lasers\Spotting Scopes". The seller is "morgajackso_4" and is located in FPO, Armed Forces Europe, The Middle East, & . This item can be shipped to United States.