Binoculars, Monocles, Telescopes, Visual Pipes, Magnifiers
Binoculars, Monocles, Telescopes, Visual Pipes, Magnifiers
Big Vision Magnifying Glasses
Big Vision Magnifying Glasses
* Product Dimensions: 6.8 x 5.5 x 1.9 inches ;
* Big Vision magnifying glasses make everything larger and clearer using 160% magnification lenses.
* Hands-free magnifying eyewear with absolutely no distortion make everyday tasks easier to do.
* Easily wear over prescription glasses, contacts or even sunglasses.
* No eye exam or prescription needed.
* Flexible, lightweight, unisex frames.
Lensatic Compass for Aiming on Land and Water
LENSATIC Compass Boat Orienteering Camping Hiking for Aiming on Land or Water
Pocket Compass with double scale, in oil filled metal case, with magnifying glass
- High Impact Black Plastic Case
- Luminous Dial
- Adjustable Luminous Marching Line
- Thumb hold and magnifying viewer
- Sighting Hairline
- Ideal for locating positions on a map or in the field.
Instructions for Lensatic Compass
TO TAKE A FIX: Using the compass
hairline, sight on a prominent landmark
or feature shown on a map. Read the
magnetic dearing from the front of the
compass dial.
For example, assume you're sighting on
a lighthouse and the bearing to the light-
house in 40°. Now place the compass
on the map so that lighthouse is on
wire-line and Ns is parallel to the magnetic
north line on the map. Your location is on the dotted line.
Lensatic Compass for Aiming on Land and Water
LENSATIC Compass Boat Orienteering Camping Hiking for Aiming on Land or Water
Pocket Compass with double scale, in oil filled metal case, with magnifying glass
- High Impact Black Plastic Case
- Luminous Dial
- Adjustable Luminous Marching Line
- Thumb hold and magnifying viewer
- Sighting Hairline
- Ideal for locating positions on a map or in the field.
Instructions for Lensatic Compass
TO TAKE A FIX: Using the compass
hairline, sight on a prominent landmark
or feature shown on a map. Read the
magnetic dearing from the front of the
compass dial.
For example, assume you're sighting on
a lighthouse and the bearing to the light-
house in 40°. Now place the compass
on the map so that lighthouse is on
wire-line and Ns is parallel to the magnetic
north line on the map. Your location is on the dotted line.