Celestron Travel Portable Scope 80 f/5 With Backpack Black. The Travel Scope can view the planets moon star clusters and brighter deep sky objects like the Orion Nebula and Andromeda Galaxy at night. The erect image star diagonal makes the optical tube ideal for using as a spotting scope during the day. Setting up the telescope is a breeze so you can begin observing in no time. Even on your first time out you can assemble the telescope and its accessories in just a few minutes. The adjustable tripod legs allow you to customize the telescopes height or place it on raised surfaces like a picnic table. An included accessory tray will help you keep track of eyepieces and other small items while observing. The total telescope kit weighs in at just 4.5 poundsperfect for impromptu observing sessions or transporting wherever lifes adventures take you. Navigate the sky with a pan handle Alt-Az control with clutch for smooth and accurate pointing. Move the clutch in an up/down left/right fashion to track your object in the eyepiece. The Travel Scope 80 comes with two eyepieces (20mm and 10mm) erect image diagonal finderscope a smartphone adapter and a travel backpack. The two eyepieces offer different magnifications to view your intended object. The erect image diagonal allows for right-side-up viewing ideal for terrestrial subjects but can also be used for celestial objects. The permanently mounted red dot finderscope will help you quickly center an object in your eyepiece for easier observing. Smartphone Adapter Image celestial or terrestrial objects with this smartphone adapter. With its light rigid frame this accessory allows you to connect any smartphone to any telescope eyepiece with an outside diameter of 45 mm or smaller. The additional magnification provided by the eyepiece allows your phone to capture great images of the Moon and planets. This smartphone adapter installs easily by clamping over the top of an eyepiece. The smartphone is held in position with the help of tightening knobs that securely lock your phone in place. Some large and/or bulky phone cases (including folio style cases) may need to be removed for the phone to fit in the adapter. Travel Backpack A custom backpack comes with your telescope for you to store your optical tube tripod eyepieces and accessories comfortably. Download Celestrons Starry Night Software and learn about the night sky celestial objects and how to plan your next observing session. Celestron Starry Night Software is the premier astronomy software package on the market providing resources and knowledge to view our solar system and beyond. Specifications for Celestron Travel Portable Scope 80 f/5 with Backpack: Manufacturer: Celestron Included Accessories: Manual Erect image diagonal 20mm Eyepiece Mount/tripod preassembled Backpack to store scope and accessories Optical tube 10mm Eyepiece Starry Night Basic edition SkyPortal app Smartphone Adapter 5x24 finderscope Magnification: 11 - 189 x Objective Aperture: 80 mm Focal Length: 400 mm Focal Ratio: f/5 Color: Black Finderscope: 5x24 Optical Coating: Coated glass optics Condition: New Magnification Type: Variable Features of Celestron Travel Portable Scope 80 f/5 with Backpack: 80 mm refractor telescope with fully coated glass optics and a lightweight frame; Custom backpack included to store your telescope and accessories comfortably; Observe in no time with a quick and easy; No-tool setup; Pan handle Alt-Az control with clutch for smooth and accurate pointing; Adjustable height tripod includes an accessory tray; Optical Design: Refractor; Aperture: 80mm (3.1"); Focal Length: 400mm (15.74"); Focal Ratio: f/5; Focal Length of Eyepiece 1: 20mm (0.78"); Magnification of Eyepiece 1: 20x; Focal Length of Eyepiece 2: 10mm (0.4"); Magnification of Eyepiece 2: 40x; Barlow Lens: Not Included; 45 degree (1.25"); Optical Tube: Aluminum; Highest Useful Magnification: 189x; Lowest Useful Magnification: 11x; Limiting Stellar Magnitude: 12; Resolution (Rayleigh): 1.74 arc seconds; Resolution (Dawes): 1.45 arc seconds; Light Gathering Power (Compared to human eye): 131x; Optical Coatings: Coated glass optics; Optical Tube Length: 457.2mm (18"); Optical Tube Weight: 2.4 lbs (1.08 kg); Dovetail: Vixen/CG-5; Mount Type: Manual Alt Azimuth; Height adjustment range (includes mount and tripod): 558.8mm - 1320.8mm (22"-52"); Tripod Leg Diameter: 31.75mm (1.25") aluminum; Accessory Tray: Yes; Slew Speeds: Manual; Tripod Weight: 1.8 lbs (.81 kg); Dovetail Compatibility: Vixen/CG-5 saddle plate; Total Telescope Kit Weight: 4.5 lbs (2 kg) Package Contents: Celestron Travel Portable Scope 80 f/5 with Backpack Optical tube Mount/tripod (preassembled) 20mm eyepiece 10mm eyepiece Erect image diagonal 5x24 finderscope Smartphone adapter SkyPortal app Starry Night Basic edition Manual Backpack to store scope and accessories Celestron 22030: Travel Portable Scope 80 f/5 With Backpack Black