F.DORLA Waterproof Monocular 25x30 Zoomable Vintage Pirate Adjustable Telescopic Monocular Optics Telescope Brass Spyglass for Navigation Sailing Voyage View Watching Games

Specifications:Material: MetalMagnification: 25Object diameter: 30mm Exit pupil diameter: 1.2mmField of view: 162m/1000mMinimum focusing distance: 6.5 ftContraction length: 135mm / 5.3in Extended length: 33cm / 13.0inProduct weight: 213g / 7.5ozPackage size: 15 * 5.5 * 5.5cm / 5.9 * 2.2 * 2.28inPackage weight: 261g / 9.2ozHOW TO USE Your Handheld Telescope: 1. Keep the scope folded and stored when you don't use it. 2. Pull the Barlow all the way out. 3. Point the objecttive lens to the object and look through from eyepiece. Slightly push the barlow in for focusing until you can see the object. Sometimes it is necessary to pull a bit out ward again if you have pushed too much in. By pushing and pulling the barlow bit by bit, the image will be visible gradually. 4. With slow and tiny motion, rotate the eyepiece bit by bit to push and pull the barlow so as to reach a sharp image. Note: The motion for micro-adjustment of focus must be made slowly bit by bit.Package List:1 * Monocular Telescope1 * Clean Cloth1 * Pouch1 * User Manual**Place your order now and buy with confidence.If you have any problem with our products ,please contact us by email or ask the question on the product page.We will try our best to solve your problem!