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which minimizes potential damage, but long-term exposure to bright lights can damage
the unit. Any such damage may void your warranty.
• This device was designed to be self-contained. Do not open the body of the device or
otherwise attempt to service this device.
• Always store the device in a dry, well-ventilated room.
• Remove the battery if the device is to be stored for longer than 2 months.
• Keep the device away from any heating and air conditioning vents or other heating devices,
direct sunlight, and moisture.
• Avoid dropping or otherwise shocking the unit. Although designed for rugged outdoor
use, this device incorporates a sophisticated optical system, which could be damaged in
extreme cases of misuse.
• Clean the optical lenses with professional lens cleaning supplies.
• Clean the exterior of the device with a soft clean cloth.
SPECIFICATIONS
Model 26-2024W Model 26-4050
Magnification 2.0X 4.0X
Objective Size 24 mm 50 mm
Vertical Resolution 36 lines/mm 36 lines/mm
Viewing Range (Ft/M.)*. 5-400 / 1.5-122 5-700 / 1.5-213
Range of Built-In
Infrared Illuminator 100 yards 100 yards
Field of View 105 feet @ 100 yards 70 feet @ 100 yards
Battery Type CR123A (1) CR123A (1)
Operating Time Up to 20 Hours Up to 20 Hours
Temperature Range
-22º to 104º F / -30º to 40º C -22º to 104º F / -30º to 40º C
Eyepiece Adjustment +/- 5 diopter +/- 5 diopter
Length (in/mm) 5.6 / 142 6.4 / 163
Width (in/mm) 3.2 / 82 3.2 / 82
Height (in/mm) 2.4 / 60 2.4 / 60
Weight (oz/g) 10.6 / 300 15.8 / 448
* Maximum distance at which a human figure can be recognized under ideal viewing
conditions; defined as clear conditions (no fog, dust, etc.) under the light of 1/4 moon.
Direct the device at an object at a distance approximately 100 yards and rotate the eyepiece
to give the best quality image. After the adjusting, do not rotate the eyepiece any longer
irrespective of the distance and other conditions. Direct the device at the subject to be viewed
and adjust the final focus by rotating the objective lens until the image quality is optimal.
The Green LED indicates that the light amplifier unit is on. The Red LED indicates that the
Infrared Illuminator is on. Always remember to turn the unit off when done. Do not store
this device while the indicators are lit. This device can be mounted on any tripod with a 1/4"
tripod socket.
Caution: This device can be used in extreme cold weather. However, when the unit
is brought back into a warm environment, you must wait approximately 5 hours before
using the unit again. Damage may occur due to condensation that may have
accumulated on the internal circuitry of the unit.
Spots In The Image
You may see spots in the image. These vary from device to device and are cosmetic blemishes
inside the device. These are normal for Night Vision devices and are NOT a defect.
TROUBLESHOOTING
Scope will not turn on.
Check that the battery is installed properly. Replace the battery with new ones. Check the
battery contact to ensure it is clean and free of corrosion. Check that the power is in the
"ON" position.
Image is not focused.
Adjust the focus on the Eyepiece. Adjust the Objective Lens Focusing Ring. If still no
improvement, clean the lenses; they may be foggy or dusty.
Visibility decreases or disappears.
Bright light sources such as headlights may cause visibility to degrade or disappear
completely. Turn the Power OFF and turn the scope away from the light source. The unit
will restore itself in 1 or 2 minutes. Conditions such as fog or extremely dark environments
will decrease visibility.
Scope flashes.
The scope may flash when used in a bright environment. It may also flash during the first few
seconds of use in dark environments.
CARE AND MAINTENANCE
Your Bushnell Night Vision device was designed to provide many years of reliable service. To
ensure that you get the most enjoyment out of your Night Vision device, always obey the
following warning and precautions:
• Do not point this device toward any light source greater than 1 lux such as car headlights,
for an extended period of time. This device utilizes an internal flash protection system,