SV17 Straight spotting scope quickly find and track moving targets, fits for viewing the horizontal target or looking down on the target, you also viewing behind the car window. SV17 25x-75x zoom spotting scopeThe dynamic lens focusing system bring you different visual fields and spectacular detail with its powerful 25-75x zoom magnification. Bak4 prism for crisp viewing and clear imagesIt reduces light leakage or light loss, increases the observed brightness and imaging contrast. There are wide range of applications. Including: architectural design survey; shooting range, outdoor shops, safari, eco-tourism park, university community, natural classroom, design and construction, construction management. 70mm large objective lens: larger objective lens can obtain the bigger field of view and higher resolution, it can conducive to observation under dark light conditions. IP65 waterproof and fogproof bird scopeEven in harsh environments, it can effectively prevent water droplets from entering. Straight spotting scopeiseasier to get the glass on an animal.If there islimited time to acquire your target, it is easier and quicker to acquire animals with the straight scope. And when you are shooting from a prone position, the straight scope is more comfortable to use with the small tripod. Whether you are hitting the trail, at the range, or on the hunt, this straight spotting scope bringsyou spectacular detailswith its powerful 25-75x zoom magnification. Additionally, the large 70mm diameter objective lens can gathermorelight for viewing in low-light conditions like dusk or dawn, and for observing the night sky. BAK4 has a high refractive index and lower critical angle, which means it transmits light better with less light being lost. The BAK4 and the lens structure (7 elements in 5 groups) offer you the superior brightness, resolution, and edge clarity. Fully Multi-coated Glass means multiple coatings on all lens surfacesand all air-to-glass surfaces are anti-reflective multi-layer coated. The70mm FMClenslens increases the light transmission, delivers bright, clears and crisps images even in low-light conditions. SV17 is waterproof and fog-proof, protecting itself form the dust and moisture in the air, ensuring a long-lastingworking life. SV17 is available in rotation within 180and when equipped with a tripod, it can rotate 360 degrees for all-round viewing. buyers show A real show of shots spotting scope can be connected to mobile phone adapter and tripod to take photos