Kowa TSN-99S ZM 30-70x Spotting Scope Set Powder Coated TSN-99S ZM SET. The TSN-99 housing is waterproof to JIS Protection Class 7 and filled with dry nitrogen gas to prevent internal fogging. The entire body prism box and barrel are constructed with magnesium alloy via a sophisticated process called thixotropic molding to give the strength and feel from a traditional metal body but with much lighter weight. The rugged structure can tolerate the severest of conditions while delivering the highest level of confidence and security. The TSN-99 employs Kowa's dual focus system to ensure smooth movement at high magnifications for pinpoint accuracy in image display. The scope features a retractable sun shade tripod mounting for both 1/4 and 3/8 in. tripod mounts and has a bayonet locking mechanism for the eyepiece to prevent it from falling out. The TSN-99 spotting scope is paired with the TE-11WZ II Wide Angle Zoom Eyepiece. This combination provides a zoom magnification of 30-70x with an abundance of brightness and clarity through the range. The TSN-99 is also compatible with the TSN-EX16 TSN-PA7 TE-20H and other accessories from the 77/88 line of Kowa scopes. The TSN-99 spotting scope continues to prove that Kowa is an industry leader in the manufacturing of quality of optics and the scope sets a new benchmark of optical excellence. Specifications for Kowa TSN-99A ZM 30-70x Spotting Scope Set: Manufacturer: Kowa Color: Green Magnification: 30 - 70 x Objective Lens Diameter: 99 mm Eye Relief: 17 mm Exit Pupil: 3.3 - 1.4 mm Field of View Linear: 20 - 35 m at 1000 m Field of View Angle: 59 - 70 degrees Optical Coating: Yes Twilight Factor: 51.4 - 78.6 ED Glass: No Body Only: No Tube Diameter: 105 mm Reticle: No Reticle Minimum Focus Distance: 19.7 ft Lens Material: Fluorite crystal and XD lens Close Focus: 19.7 ft Weather Resistance: Yes Finish: Powder Coated Magnesium Included Accessories: Kowa TE-11WZ II 30-70x Zoom Eyepiece Fabric/Material: Magnesium Alloy Magnification Type: Variable Country of Origin: Japan Package Type: Box Features of Kowa TSN-99A ZM 30-70x Spotting Scope Set Large 99mm Objective Lens Dual Focus Pin Point Control Tough Lightweight & Portable Designed To Digiscope Waterproof Fogproof Filter thread: 105mm Package Contents: Kowa TSN-99A ZM 30-70x Spotting Scope Set Kowa TSN-99S ZM SET: TSN-99S ZM 30-70x Spotting Scope Set Powder Coated