Bushnell 26-4050, 26-2024W instruction manual Troubleshooting, Care and Maintenance, Specifications

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,

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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.

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