5" SCHMIDT-CASSEGRAIN SPOTTING SCOPE: This scope's optical excellence is the reason it was chosen by NASA to travel into orbit on several Space Shuttle missions. It's ideal for bird watching, nature observation, target shooting, and digiscoping. BRIGHT, SHARP VIEWS OF DISTANT TARGETS: With 1250mm of focal length and an f/10 focal ratio, the C5 can help you spot small targets at great distances. COMPACT AND PORTABLE: Weighing just 6 pounds and measuring 11 inches in length, this scope is much easier to store and transport than other optical designs with 5" aperture. USE IT AS A TELEPHOTO LENS: The C5 is designed with photography in mind; it's fully camera adaptable. To take professional quality shots with the C5, just attach the correct optional T- Adapter and T-Ring for your camera to the back of the scope. ACCESSORIES INCLUDED: 6x30 erect image finderscope and water-resistant soft-sided carrying case. UNBEATABLE WARRANTY & CUSTOMER SUPPORT: Buy with confidence from Celestron, a leading optics brand in California since 1960. Your purchase includes a Celestron Limited Lifetime US Warranty & US-based expert tech support.