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  • Home
  • GLSC Blog
  • About GLSC
    • Contact Us
    • Policies / FAQs
  • GLSC Products
    • GLSC Escape & Evasion
    • GLSC Survival Food - Mountain House
    • Water Purification Products
    • Navigation Products
    • Survival Tools & Paracord
    • Medical Rescue Kits
    • Medical Rescue Products
  • GLSC on Amazon
    • Kelty Backpacks
    • GLSC Knives

Great Lake Survival Co.

Welcome to Great Lake Survival Company
Tough Products for Tough People


Great Lake Survival Land Navigation Tools


Don't lose your way, stock up with compasses and map tools today!

All Orders over $150 Ship Free to the Lower 48 States

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ESEE Navigation Card Set
This pocket Navigation Card Set is a MUST!  The Randall's Adventure Training ® Pocket Nav / Survival Cards feature three clear map scale cards and four white information cards attached to a micro Rite In The Rain notebook. Size: 2 1/8" x 4 1/4" x 3/8" thick.
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1 - Micro Rite in the Rain Notebook
1 - Basic Topo Map Symbols Card
1 - Determine Distance, Declination and Azimuth Card
1 - How to read UTM coordinates and Short Term Survival Tips Card
1 - Table of Tangent Angles and Trigonometry to Determine River Distance Card
1 - 1:50,000 and 1:100,000 Transparent Map Tool Card
1 - 1:25,000 and 1:250,000 Transparent Map Tool Card
1 - 124,000 Transparent Map Tool Card
1 - Protractor Transparent Map Tool Card with Declination Reminder


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TruArc™ 20 Product Description
Further upgrades to a trusted classic, the TruArc™ 20 is the modified grandchild of the original 8099. Now featuring our TruArc™ global needle system that will not lose polarity and resists magnetic interference better than any competitor. Classic innovations like the triple clinometer system, tool-less declination adjustment, and the protective cover and foot make this a timeless backcountry companion.


 OVERALL DIMENSIONS- 4.1” x 2.5” x 1” (10.4 x 6.3 x 2.5cm) WEIGHT- 3.6 ounces (102 grams) FEATURES- TruArcTM Global Needle; Ever-North Magnet; Map Magnifier; Sighting Mirror; Bubble Level; Clinometer; Magnified Readout; 1° Resolution.

*Also comes with compact map tools.


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CAMMENGA MODEL J582T TRITIUM WRIST

The lightweight and accurate compass provides easy on-the-go referencing for land navigation at day or night. Constructed with a machined aluminum casing for durability in the most demanding conditions. Easy to read 10-degree phosphorescent graduations are enhanced with Tritium Micro Lights for visibility in total darkness, maintenance free, for over ten years.  Includes a heavy-duty nylon wristband.



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  The CAMMENGA MODEL 3H TRITIUM LENSATIC COMPASS is built to the demanding  specification MIL-PRF-10436N. Battle tested through rigorous shock, water, sand  proof, and functional from -50o F to +150o F. Seven Tritium Micro Lights allow for navigation in low-light conditions, without the need for a flashlight or any  other light source. Tritium Micro Lights remain luminous for over twelve years,  maintenance-free. Equipped with a magnifying lens, sight wire, and dial graduations in both degrees and mils to ensure accurate readings. The Copper Induction Damping System slow the rotation of the magnet without the use of  liquids. Built to last with an aluminum frame and waterproof housing. The
CAMMENGA COMPASS is depended on by fighting forces, government agencies, and  adventurous outdoor enthusiasts around the world.



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 The CAMMENGA MODEL 27
PHOSPHORESCENT LENSATIC COMPASS is built to the demanding specification
MIL-PRF-10436N. Battle tested through rigorous shock, water, sand proof, and functional from -50 F to +150 F.The phosphorescent lensatic compass has been
used as an economical alternative to the tritium model for decades. It is the same compass CAMMENGA has been supplying to the US military except that the
self-luminous tritium has been replaced with phosphorescent paint.

Equipped with a magnifying lens, sight wire, and dial graduations in both degrees and mils to ensure accurate readings. The Copper Induction Damping System slow the rotation of the magnet without the use of liquids. Built to last with an aluminum frame and waterproof housing. The Cammenga Compass is depended on by fighting forces, government agencies, and adventurous outdoor enthusiasts around the world. 


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The Cammenga Destinate Model D3-T Tritium Protractor

Compass incorporates all the same high quality parts and materials that are in the Model 3H Tritium Lensatic Compass, the Official U.S. Military Compass. The D3-T is built to the same demanding specifications and quality of all Cammenga
compasses.  Battle tested through rigorous shock, water, sand proof, and
functional from -50º F to +150º F.  Six Tritium Micro Lights allow for
navigation in low-light conditions, without the need for a flashlight or any
other light source. Tritium Micro Lights remain luminous for over twelve
years, maintenance-free. The D3-T is equipped with a map magnifying lens,
dial graduations in both degrees and mils, and four map scales for navigation on a variety of maps. The Copper Induction Damping System slows the rotation of the magnet without the use of liquids, allowing the compass to function in extreme climates. Built to last with a Navalon baseplate and waterproof housing.



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