Quick Answer: Lensatic Compass How To Use - BikeHike Finally, read the number on the rim of the compass. Your lens piece will appear just above your thumb loop. Contours are king. But heres where things get tricky: the angle of declination changes depending where you are on the earth. Before we do that, lets take a closer look at declination. Fill in the empty areas; concerned parties names, places of residence and phone numbers etc. Please refresh the page and try again. But heres the catch: depending on where you are on the planet, the angle of declination varies. USING THE MILITARY LENSATIC COMPASS - PowerShow Hold the compass with your thumb fully in the thumb ring, and your index finger wrapped around and gripping the circular part of the underneath of the compass's base. How To Use A Compass: The Ultimate Guide To Navigation By Ethan Shaw The degrees are in red, and are the ring's inner measurements. 4. Visit our corporate site (opens in new tab). 1. If your local declination is east of the agonic line, youll need to add the declination to your compass bearing; if its west of the agonic line, youll need to remove the declination from your compass bearing. 2. Theyre not traditionally used for camping trips or simple navigation, but if youre serious about prepping, this is a must-have in your EDC bag and bug out bag. The lensatic compass must always be held level and firm when sighting on an object and reading an azimuth. Keep in mind that maps are drawn with north at the top. So, don't sweat too much the minute details of getting your map finely oriented to the last degree with your compass. Assume youve climbed to the top of Camels Hump in Vermont. Picture 1: Map Declination. Then tilt the mirror until you can see straight down into the bezel. Orient you compass with the bearing, and draw the bearing line. 2. 2. The housing lines should be parallel with the maps vertical grid lines. Aligned the side of the compass with one of the north-south grid lines. The first step in orienting ourselves with our map and compass is to double-check that north on the map corresponds to north in our landscape. Lets say youve hiked the peak of Camels Hump in Vermont. There is nothing better than being at the heart of your navigation as a prepper, and truly knowing where youre headed without the need for technological input. Its 230 degrees in reference to your position, as you can see. There you go. Make an "L" shape with the index finger and thumb of your other hand. Making sure you don't move to change directions, turn the glass compass housing until the short luminous line is directly lined up with the luminous magnetic arrow. 2. In this situation, you can use your compass to work out which direction magnetic north is and orientate from there. If you are interested in trying your hand at navigation with a lensatic compass, check out our Brunton 9077 Compass, and follow along with this video: If you are interested in trying your hand at navigation with a lensatic compass, check out our. Once you've got the bearing you can transfer it to the map. 1. Take your compass and line up the edges with the north-south gridlines on your map. A compass needle aligns with the magnetic fields in the Earth, which is what it uses to help you find true north. Adjust for magnetic declination. Look directly down on the top (smaller card) of compass to view general orientation cardinal points. Magnetic North is 15 East. All you have to do now is take a bearing towards the unnamed mountain. Magnetic north is now off the coast of Greenland, but true north is at the very top of the world. 1. A: You can use the arrow keys, or you can hold down shift and move in any direction to rotate a map around its axis. The instances navigation needs to be most spot-on are when visibility is compromised. With the map in a horizontal position, take the straightedge on the left side of the compass and place it alongside the north-south grid line with the cover of the compass pointing toward the top . Just follow these lensatic compass instructions: Open the compass: Let the cover and the base form a 90-degree angle. Best Overall. Place the compass flat on the map with the travel arrow pointed in the general direction of north and one of the base plate's long edges linking your location and your destination; you may need a straight-edge to make the connection, depending on the map's scale and the distance to be covered. What are 2 ways to orient a map? how to orient a map using a lensatic compass - caketasviri.com Orienteering vs. Lensatic Compass: How do they compare? Take your compass and line up the edges with the north-south gridlines on your map. 3. The lensatic compass is comprised of different parts compared to a baseplate compass. When you have a line position, you know that youre on some identifiable line on the map (trail, ridge line, etc. No declination exists and you dont have to adjust your compass. At night, however, or in other periods of limited visibility (fog, blizzard, etc) keeping these two luminous bits lined up will be your only remedy. This way you can see the object and the bezel at the same time. Were going to use the back bearing of that to plot a line from Saddle Mountain towards our general direction on the map. The cover is used to protect the compass and alsoincorporates thesighting wirewhich helps you determine direction. Heres how it works. Hey, it happens! 2. The first step is to always take a compass bearing. You can also use this website to get up to date declinations. Youll want to stick to areas that are cool and dry, and dont offer any immediate threats to technological devices. Turn the compass and the map as a unit until you box the needlei.e., Put Red Fred in the shed. If you dont start out using your lensatic compass with a map, then its just a regular compass. A: In order to orient and read a map, you have to have spatial awareness. Thats right Contours are king. Customize the template with smart fillable areas. In this case, it would be 204 (24+180). My 159-page, fully illustrated book is yours for the asking. How Should I Set My GPS and Compass? Sight an azimuth to any visible terrain feature that appears on the map. We only recommend products we genuinely like, and purchases made through our links support our mission and the free content we publish here on AoM. We covered how to use a compass correctly, how to shoot your bearings, and the greatest map for navigating: the topo map, in Part I. Were not using it at all during this entire process.). Lets go back to our Muir Woods example. SPECS dimensions:4.1" x 2.4" x 0.6" |10.4 x 6.2 Read More. Lay your compass on the map and line up its edge with a known landmark. Well adjust it to account for the declination of our compass. Then turn the map until the position of the landmarks on the map corresponds to the real-world features in the terrain, then cross-check your position with additional features to ensure you have oriented correctly. You learn that it has a 176 bearing. Your compass is now set. Assume youre going on a short trek from one location to another. Pull your elbows firmly into your sides; this will place the compass between your chin and your belt. Holding any compass in a slack and half-a**ed (that's an old military term) manner can cause you to go off in the wrong direction. Map & Compass: Adjust for declination & orient the map - Andrew Skurka 4. Lensatic compasses aremade upof three parts: cover, base, and reading lens. Next, ensure youre happy with your judgment by matching other physical features in the landscape to the map, such as crags, glaciers, waterfalls, lakes and rivers. Well use the rear bearing of it to draw a line on the map from Saddle Mountain to our approximate direction. Line your orienteering compass's base plate up with the map's north-south lines. Because my magnetic declination is 4E, Ill move the black arrow outline to the red hash marks next to E DECL.. Note: This procedure places the fixed black index line of the compass parallel to north-south grid lines of the map. You see that its 230 in relation to your location. Well, that is, unless you're doing something silly like holding the compass backwards. It has its advantages and disadvantages over the orienteering compass. Next, without changing the orientation of you map, move your compass so that its edge is touching the point you are plotting to/from and the compass dial reading matches your bearing. This webpage may also be used to get current declinations. Set Up Your Compass Faster & More Accurately With A Map Protractor Turn the map and compass until the needle on the compass aligns with the north-south grid lines on the map. When this happens, its time to orientate using a compass. Last update on 2023-03-04 / Affiliate links / Images from Amazon Product Advertising API. Save my name, email, and website in this browser for the next time I comment. Positioned the cover of the compass toward the top of the map. Plotting a bearing on a map using a straight edged lensatic compass Lay the compass on the map, using the straight edge to create a line from your starting point to your destination. How to Use a Lensatic Military Compass - Beginners Tutorial Wrap your middle, ring and pinky finger around your thumb for support. A: To rotate a map in Beat Saber, you can hit the trigger button on your controller. The term lensatic comes from the fact that there is a lens on the rear side of the compass that aids in the orienteering process. Place your map in such a way that the terrain features line up with your maps features. Youll see that it shows two arrows when you turn your headset or controllers around to show the new orientation of a map."}}]}. 5. Make sure the direction of travel arrow is pointing to the spot that youre trying to get to. See that little black outline of an arrow? For bearings of 181 to 359 degrees, rotate the bezel clockwise. Land Navigation: How to Orient With a Map & Compass - The Art of Manliness B. 6. Using the rotating bezel, turn it until the direction of travel arrow lines up with the north arrow. brunton classic compass The narration and imagery may seem old-timey in this era of high-def computer graphics . When map reading, there are two ways to orient a mapby eye and with a compass. Next, turn the compass housing so that the index pointer corresponds to the number of degrees of the magnetic declination. Get Free Compass Reading Study Guide - opus.soton.ac.uk Get How To Use A Lensatic Compass - US Legal Forms So there you have it. Using your compass, take a heading to a visible landmark. 3. When youre on this line and are facing true north, magnetic north lines up perfectly, too. a. Turn the bezel on your compass so that north on the compass points to north on the map. Through his hiking, mountaineering, climbing and trail running adventures, Alex aims to inspire others to get outdoors. A Beginners Guide. A visualization depicting the Soldier's Manual of Common Tasks (STP 21-1-SMCT) task Orient a Map Using a Lensatic Compass (071-COM-1011). This visualization has been approved for public release.Storyboard developed from the STP 21-1 Soldier's Manual of Common Tasks Warrior Skills Level 1, September 2017Approved by the Center for Initial Military Training (CIMT) G-3/5/7, Initial Entry Training, Fort Eustis Virginia. Look through the sighting slot and find some target (a tree, boulder, whatever) that lines up with your sighting wire. How to Use a Lensatic Compass - Carnegie Museum of Natural History Assume youre in the Adirondack Mountains of New York. Using a Lensatic Compass - land navigation A lightweight, well-engineered orienteering compass from the Finnish company that helped set the gold standard in navigation. When you return from using your lensatic compass, take it apart as much as possible to detect any moisture. Module 1 Lensatic Compass. pointsnorth, east, south, and westbut some are marked additionally with the. Great article! It is easy to learn and it can be done with just a map and compass. Hey, it happens! You discover that it has a bearing of 176. Your map is now aligned to magnetic north. What happens if you dont adjust your compass for declination? ? Determining a Bearing, or "Shooting an Azimuth", Using Your Compass Sights to "Shoot an Azimuth". What if you dont have access to a compass that can compensate for declination? Pull the lens holder up so that it is at a 90-degree angle to the base of the compass. Magnetic north would be slightly to your right, or east, by about 14. We still need to understand where we are in reference to our map how to orient ourselves before we can start really navigating, which well cover in Part III of this series. To determine the direction, or bearing, from one point to another, you need a. compass as well as a map. Lets say youre out hiking. Best Camping Knife for Outdoor Adventures, Best 4-Person Tent For Camping [2023 Update], How to Use a Fire Starter: A Simple, Step-by-Step Guide, How to Dispose of Butane Cans (and Other Solvents), Best Hikes in Colorado: 17 Incredible Trails, Types of Backpacks: The Ultimate List of 23 Pack Styles, Learning one of land navigations primary skills, Turn your map using your map and compass together, How to check your map is oriented correctly. Oriented the map. Using your location as a pivot, rotate the compass until north on the bezel is pointing to the top of the map and the compass housing orienting lines are parallel with the maps vertical grid lines. Step 2. The techniques employed when using the lensatic compass are as follows: a. Turn the compass and the map as a unit until the luminous magnetic arrow is directly under the fixed black line. Take that bearing and plot it on the map using the technique explained above. The U.S. military M-1950 lensatic compass shown in this video is still in use today. When we dont have our point position, we have to use less exact forms of orientation based on line or area position to find it: Line Position. This may arise when you don't know your current position but have taken a back bearing from a visible landmark (1) you can identify on the map. Lensatic compasses are made up of three parts: cover, base, and reading lens. is also used to follow a course over the ground, orient or set a map, and determine position of objects in. Its a subtle difference, but its a roundabout way of saying lensatic compasses are less prone to interference than others. Remember declination from Part I? How to Use a Compass: The Ultimate Guide to Navigation If not, recalibrate before continuing. 3. Using a little screwdriver or the metal piece that came with your compass lanyard, turn the small screw. Reserve! Have you noticed the agonic line? Orient you compass with the bearing, and draw the bearing line. So its declination would be 14W. Place the compass on the map with one long edge of the baseplate running between the two points of interest. Some of the components' terms are used in the explanations below. Plot a line on the map from Saddle Mountain at 130. Articles - Email - Linkedin - Facebook - Instagram. The two basic techniques for using the lensatic compass . Were going to figure out where we are on that line now. Want to start taking action on the content you read on AoM? This step comes after aligning our map and compass needle to magnetic north if using a compass that doesnt have a declination adjustment key. 4. We'll start from the beginning, and go through everything you need to know to find your way over the terrain. Finally, you can always triple check with human features, such as walls or towns that youd expect to be able to see in the valley. 1. You see that the mountain is 24 in relation to you. (Note: if you have a compass with an adjustable declination the adjustment needs to be set to zero). Fill & Sign Online, Print, Email, Fax, or Download Travel to that landmark. All Rights Reserved. First, open the compass to its fullest so that the cover forms a straightedge with the base. The fact that they glow in the dark (especially, if they're the tritium kind which will glow for years without having to be exposed to light) means you can use your compass without a light for night navigation. Using the side of your compass, draw a line towards the highway that youre on. If the magnetic declinationin your area were zero, you'd proceed in the direction of 062 degrees. Easy-to-Read Thermometer - Cushion-mounted thermometer provides an "at-a-glance . USING THE MILITARY LENSATIC COMPASS - PowerShow The Art of Manliness participates in affiliate marketing programs, which means we get paid commissions on editorially chosen products purchased through our links. Ymiko Compass Survival,Compass For Kids,Compass Hiking Durable Shockproof Waterproof Brass Camping Tools For Navigation Outdoor. 3 . 4. Hold the compass steady and level, and up to your face. Find out more atwww.alexfoxfield.com (opens in new tab). Turn your map so that north on the map corresponds to the needles orientation. From the compass, to GPS, to now even your mobile devicetheres no shortage of navigational tools. Center the compass on the map, with one of the baseplates long edges running between the two places of interest. Corrected the orientations of the map when the G-M angle exceeded 3 degrees (50 mils) using one of the following: a. Draw a line on the map at 130 degrees from Saddle Mountain. Taking each features relative shape, height and distance away into consideration, you should be able to start to match them to the contour features on the map. Your cheek should be resting on the base of your thumb. Youre on that line, so you know where youre standing. It will be clearer why we need to compensate for declination in the first place. Shoot a bearing with your compass at the peak of Saddle Mountain. Flip up the lid to a 90-degree angle. For instance, line up roads, mountains, water towersany terrain features that stand out enough to make orienting the map possible. Everything on your map will be reversed if youre looking south and holding the map right side up. Want a free ebook on Land Navigation? Lets say youre planning a short hike from one point to another. number of degrees in a circle (360: north is 0 or 360, east is 90, south is 180, and. Youre in the right place! Turn the compass dial so that the bearing intersects the index line (2). There was a problem. There's another way to orientate a map using a compass that starts slightly differently to what was explained above. Its a bit tricky, but once you get the hang of it, youre solid. Turn the compass cover more or less perpendicular to the base. From this diagram, we can see that our compass would point to magnetic north a little over 13 degrees to the right of "straight up" on the map (grid north). Lets move to the opposite coast of the U.S. Lets say youre in the Adirondacks of New York. ","acceptedAnswer":{"@type":"Answer","text":"A: To rotate a map in Beat Saber, you can hit the trigger button on your controller. Now $7.56. In such orientation we use a lensatic scale. Flip your compass upside down. USING A COMPASS Magnetic azimuths are determined with the use of magnetic instruments, such as lensatic and M2 compasses. In this guide, we will be covering the following: The first step to successful navigation with a map and compass in the backcountry is correctly orienting your map. Check to see if the north directional arrow is inline with the arrow/line of the compass. 3. The Lensatic compass also has a large number of drawbacks, including the use of a large case that can make this a cumbersome and heavy option. Sight: Now peek through the rear sight slot, aligning the sighting wire or the front sight to the desired direction or object. 1. Flip up the small magnifying glass. Take a bearing to a visible landmark using your compass. Timetoprepare.net. Youll line up your needle with the tape arrow instead of the arrow on your compass. Let's say you see a water tower off in the distance. . He climbs when he should be writing, writes when he should be sleeping, has fun always. Were going to move that to take into account declination on our compass. Land Navigation Flashcards | Quizlet Map and Compass Orientation Step 3 Use one of two techniques to orientate the map. There is some technical difference between the two, but for all practical civilian purposes, the words are interchangeable. At this point, your map is almost oriented. But its important to understand the different types of navigational toolsincluding a lensatic compass. Now draw the bearing line using the edge of the compass, and extending it in the desired direction. Get the free how to use a lensatic compass pdf form - pdfFiller How to Determine the Bearingof a Distant Object.
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