Russian Begos 10X40 High-power High-definition Telescope With Range-finding Coordinates, All-metal Outdoor Telescope

Product image: Begos 10X40 mid-adjustment standard model real shot image: Begos 10X40 Binoculars with Adjustable Range-Finding Function - Real Photos: 2.Product Introduction: Baigish is a well-known Russian brand and a long-established telescope manufacturerThey were producing telescopes as early as World War II, and these are the Б6 and Б8 that we are familiar with The main characteristics of baigish are: Full metal construction, inheriting the legacy of the old Zeiss military binoculars, it has a classic design, compact structure, comfortable grip, good sealing, and excellent cost-performance ratio This model is a distance-measuring coordinate type, featuring Russian-style coordinates, and uses binocular adjustment, eliminating the center-adjustment mechanism, which enhances the product's sealing performance 10X40 dual-tube adjustable focus with rangefinder related parameters: Product Name: 10x40 Telescope with Coordinate Ranging Brand: baigish Magnification: 10x Di Diameter: 40mm Viewing Angle: 8.2 degrees Exit pupil diameter: 3.95 millimeters Exit Pupil Distance: 11 millimeters Focusing method: Dual-lens focus adjustment Focusing method: Available Material: Metal Coating: Light blue and light purple multi-layer broadband film Dimensions: 175x160x54 millimeters Weight: Approximately 830 grams Accessories: Eyepiece cover, strap, leather backpack, manual, etc 10X40 mid-range related parameters: Product Name: 10x40 Telescope Brand: baigish Magnification: 10x Diameter: 40mm Viewing Angle: 8.3 degrees Exit pupil diameter: 4 millimeters Exit Pupil Distance: 12 millimeters Focusing method: Center focusing Focusing method: Available Material: Metal Coating: Light blue and light purple multi-layer broadband film Dimensions: 175x160x54 millimeters Weight: 830 grams Accessories: Eyepiece cover, strap, leather backpack, manual, etc How to use the measuring tape - simple and easy to learn: The observation reticle is fine and clear, do it does not obstruct the view The "6.0" and "1.75" above represent the heights of the selected reference objects, i.e., 6m and 1.75m; The average height of the second floor in a typical building is about 6 meters, and the average height of pedestrians is about 1.75 meters ②Choose a reference object: Based on experience, choose a pedestrian at a distance whose height is approximately 1.75m Then align the bottom line of the divider with the person's footprints At this time, his head corresponds to a number, which represents the actual distance from the observer As shown in the picture, this person is approximately 65 meters away Using the same method, select a distant reference object with a height of approximately 6m At this point, you need to use the scale line on the left, again aligning the bottoms with each other As shown in the picture, this two-story building is approximately 380 meters away ③Other size reference objects For example, there are neither 1.75m nor 6m reference objects on the left or right, so we can only estimate that an object is approximately 30m high Let's first use it as a reference object for 6m30 is 5 times 6, so multiply the resulting distance by 5 to get the actual distance