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Base Optics 400m Digital Day / Night Vision Viewer

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Original price £222.00
Original price £222.00 - Original price £222.00
Original price £222.00
Current price £169.95
£169.95 - £169.95
Current price £169.95

The Base Optics 400m Day / Night Vision Viewer is a fantastic affordable Night Vision unit. Featuring a high definition CMOS sensor that provides the user with a viewing distance of 400m thanks to its 4x optical magnification and 2x digital zoom. The Base Optics viewers come with a 640×480 resolution sensor which is paired with an on board 850nm IR to help provide a clear image at night.

More Information

Superb Night viewing up to 400m away
Onboard 850nm IR Illuminator
Easy viewing through the single LCD screen
4x optical magnification
2x digital zoom
Large 320×240 viewing black & white screen
Wide dynamic range high sensitivity CMOS sensor with 640×480 resolution
Built-in photo & video recording
Includes 8GB TF card – allows for onboard recording
Specifically designed for nature observation, search & rescue, and pest control


Optical performance
Magnification power:  4~8 X31 (MAX  8x)
Digital Zoom:  2 steps magnification, Max 2x
Angle Of View:   8.5°
Objective Aperture:  31mm
Exit Pupil Distance: 40mm
F# for Objective lens:  1.2
3m~∞ in daytime; Viewing in the darkness up to 400M (monochrome)
Eyepiece magnification:  2x

Video Output
320×240 resolution TFT LCD
OSD menu display
CVBS always output with VGA resolution

Wide Dynamic Range  High-sensitivity CMOS Sensor
Size  1/3”
Resolution  640X480

IR LED: 3W Infared LED  with 850nm

Micro SD Card: Support SDHC 4GB~32GB SD Card

Hardware Buttons
Power on/off
Mode selection
IR switch

Record JPEG file in SD storage
Capture JPEG file in SD storage
Playback media file from SD storage

External power supply – DC 5V/1A
8 pcs AA battery   4.5V-6V
Battery life: 6 hours working time with IR off
Battery low warning
System 4 modes (Capture, Video, Playback)
Single frame Image Capture
Video image Record
Playback image
Delete image
5 level IR switch
SD card format
Power save (Off/1 min/ 3min/50 min)
Language: English /Trad. Chinese /Simp. Chinese /Japanese /
French /Deutsch /Korean /Italian /Portuguese /Russian / Spanish / Arabic
System Rest
Light Freq. 50/60HZ
Date Input

Size: 210mmx145mmx65mm
Net weight: 750g (without battery)
Package: USB cable /AV cable /TF card /Bag /Manual

Whats In the Box?

Base Optics 400m Day / Night Vision Viewer
User manual
Carry case
Lens cloth.


2 Year Warranty


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South West Optics Promise

SWOP: We will swap out any optic purchased from us within 60 days of the purchase and exchange it for another brand, size, style as appropriate. Find out more here: