IK-B4735T-F-A new

VOx uncooled focal plane array

1/1.8" CMOS

Max Resolution

384×288 thermal resolution, upscaled output up to 1280 × 720

4MP, 2688(H) × 1520(V)

Pixel Pitch

12 µm

N/A

Spectral Range

8–14 µm

N/A

NETD

≤ 30 mK

N/A

Shutter Speed

N/A

1/5 to 1/20,000s

Min Illumination

N/A

Color: 0.005 Lux @(F1.6, AGC ON),
B/W: 0.001 Lux @(F1.6, AGC ON), 0 Lux with IR on

Day & Night

N/A

Auto (ICR)

Fixed lens

4 mm / 6 mm: Fixed lens;
10–30 mm: Motorized Varifocal lens

Focal Length

5 mm / 7 mm / 9 mm / 15 mm / 25 mm / 35 mm (optional)

4  mm / 6 mm / 10–30mm (optional)

Max. Aperture

F1.0

F1.6

Field of View (FOV)

5 mm: H: 56°, V: 40°
7 mm: H: 44°, V: 33°
9 mm: H: 28°, V: 21°
15 mm: H: 21°, V: 16°
25 mm: H: 10.5°, V: 7.9°
35 mm: H: 7.5°, V: 5.6°

4 mm: H 87°, V 47°
6 mm: H 55°, V 30°
10–30 mm: H: 43.4°–15.5°, V: 23.8°–8.8°

Focus Control

Focus-free

4 mm / 6 mm: Fixed focus
10–30 mm: Motorized focus

Type

IR

IR wavelength

850 nm

Distance

4 mm: up to 70 m (229.6 ft)
6 mm: up to 80 m (262.5 ft)
10–30 mm: up to 100 m (328.0 ft)

Control

Auto / Manual

Supports human and vehicle detection

Supports human and vehicle detection

Intelligent Analysis

Intrusion, smart motion detection, single-line crossing, double-line crossing, loitering, wrong-way detection, enter area, leave area; supports alarm triggering based on specified target types (human/vehicle)

Intrusion, smart motion detection, single-line crossing, double-line crossing, loitering, wrong-way detection, enter area, leave area; supports alarm triggering based on specified target types (human/vehicle)

Smoke and Flame Detection

N/A

Supported

People Counting

Supported

Supported

Smoking Detection

Supported

N/A

Fire Spot Detection

Supported

N/A

Stream 1: 1280 × 720, D1, 384 × 288
Stream 2: D1, 384 × 288, CIF

Stream 1: 2688 × 1520, 2560 × 1440, 2304 × 1296, 1920 × 1080, 1280 × 720
Stream 2: D1, VGA

Frame Rate

Up to 25 fps

Up to 25/30 fps

Bit Rate Control

CBR/VBR

CBR/VBR

Bit Rate

Stream 1: 100 Kbps to 8 Mbps,
Stream 2: 100 Kbps to 6 Mbps

Stream 1: 100 Kbps to 16 Mbps,
Stream 2: 100 Kbps to 6 Mbps

Smart Encoding

Supported

Supported

Audio Compression

G.711 A-law, G.711 μ-law, RAW_PCM

G.711 A-law, G.711 μ-law, RAW_PCM

Audio Bit Rate

64 Kbps (G.711), 128 Kbps (RAW_PCM)

64 Kbps (G.711), 128 Kbps (RAW_PCM)

Brightness, Contrast, Sharpness

Brightness, Saturation, Contrast, Sharpness

Scene Mode

Mirror

Indoor, Outdoor, Mirror

Pseudo-color Setting

Up to 17 colors (White-hot / Black-hot / Rainbow / Iron red / HSV /Bone / Cool / Copper / Fire-hot / Pink / Spring / Summer / Autumn / Winter / Jet / Flame / Rose -Bengal)

N/A

FFC Control

Auto / Manual

N/A

Exposure Mode

N/A

Auto / Manual

White Balance

N/A

Auto / Tungsten / Fluorescent / Daylight / Shadow / Manual

Day/Night Setting

N/A

Auto / Day / Night / Timer

Noise Reduction

2D/3D DNR

2D/3D DNR

Image Enhancement

N/A

HLC, BLC, Defog, WDR

Wide Dynamic Range

N/A

True WDR (120 dB)

Privacy Masking

Up to 4 configurable zones

Up to 4 configurable zones

Temperature Range

-20 °C to 150 °C (-4 °F to 302 °F)

Accuracy

±2 °C or ±2% (whichever is greater)

Temperature Detection

Supports 3 rule types (spot, line, and area); up to 20 rules, including 1 full-screen rule and 19 spot/line/area rules

Temperature Alarm

Temperature difference alarm, temperature threshold alarm, and temperature rise alarm

Temperature Display

Lower-left corner display; cursor-based display of maximum, minimum, and average temperature values

Response Time

≤ 30 ms

Image Fusion

Thermal and optical image fusion

Alarm Triggers

IVS, temperature anomaly, motion detection, alarm input, network alarm, disk alarm, and abnormal sound detection

Event Actions

Alarm recording, FTP upload, SMTP email notification, alarm output, flashing light alarm, and audible alarm output

Protocols

IPv4/IPv6, HTTP/HTTPS, DNS, DDNS, DHCP, PPPoE, RTSP/ RTCP/RTP, TCP/UDP, NTP, ARP, UPnP, FTP, SMTP, QoS, ICMP, IGMP, SMTP, 802.1x, SNMP, Multicast

Application Programming Interface

ONVIF (Profile S/T/G/M), SDK, CGI

Max Concurrent Streams

10 channels

User/Host Level

32+ users, 3 levels: Administrator, Operator, and Media user

Web Viewer

Chrome, Firefox, Microsoft Edge, IE11 or earlier

OS / Firmware Protect

Encrypted firmware, Signed firmware

User Authentication

Digest authentication, Brute-force attack protection

Network Authentication

IEEE 802.1X (EAP-TLS)

Secure Communication

HTTPS, WSS (WebSocket Secure), SRTP

Access Control

IP-based access control, Auto logout

Data Protect

Encryption credentials

Audit

Access, system, and event logs

Supply Chain Security

SBOM

Network Interface

1 × RJ45 10/100 Mbps Ethernet port

Built-in Microphone

Supported

Built-in Speaker

Supported

Audio Interface

1 input (3.5 mm), 1 output (3.5 mm)

Alarm Interface

2 inputs, 2 outputs

RS-485

1 × RS-485

CVBS Output

1 × BNC (Switchable thermal/visible video output)

SD Card Slot

Built-in microSD card slot (up to 1 TB)

Reset Button

Supported

Language

English, Chinese, Traditional Chinese, Polish, Italian, Portuguese, Spanish, Russian, French, Czech, Hungarian, Japanese, Korean. Default: English

Power Supply

12 VDC / 24 VAC / PoE+ (802.3at)

Power Consumption

Max 25 W

Operating Temperature

-40 °C to 60 °C (-40 °F to 140 °F)

Operating Humidity

≤ 95% RH (Non-condensing)

Ingress Protection

IP66, NEMA 4X (optional)

Certifications

CE-EMC: EN 55032, EN IEC 61000-6-4, EN IEC 61000-3-2, EN 61000-3-3, EN 55035, EN 50130-4
FCC: 47 CFR Part 15, Subpart B

Material

Aluminium alloy

Dimensions

(327.4–347.4) × 140.04 × 120.72 mm, (12.89–13.55) × 5.59 × 4.75 inch)

Net Weight

Approx. 2.58 Kg (5.69 lb) with 9 mm lens

Detect

4 mm: 67.6 m (221.8 ft) / 6 mm: 96.6 m (316.9 ft) / 10–30 mm: 150–400 m (492.1–1,312.3 ft)

Observe

4 mm: 27 m (88.6 ft) / 6 mm: 38.6 m (126.6 ft) / 10–30 mm: 60–160 m (196.9–524.9 ft)

Recognize

4 mm: 13.5 m (44.3 ft) / 6 mm: 19.3 m (63.3 ft) / 10–30 mm: 30–80 m (98.4–262.5 ft)

Identify

4 mm: 6.8 m (22.3 ft) / 6 mm: 9.7 m (31.8 ft) / 10–30 mm: 15–40 m (49.2–131.2 ft)

Thermal Lens

5 mm

7 mm

9 mm

15 mm

25 mm

35 mm

Detection (Human: 1.8×0.5 m)

208 m
(682.4 ft)

292 m
(958.0 ft)

375 m
(1,230.3 ft)

625 m
(2,050.5 ft)

1,042 m
(3,418.6 ft)

1,458 m
(4,783.5 ft)

Detection (Vehicle: 4×1.5 m)

639 m
(2,096.5 ft)

894 m
(2,933.1 ft)

1,150 m
(3,773 ft)

1,917 m
(6,289.4 ft)

3,194 m
(10,479 ft)

4,472 m
(14,672 ft)

Recognition (Human: 1.8×0.5 m)

52 m
(170.6 ft)

73 m
(239.5 ft)

94 m
(308.4 ft)

156 m
(511.8 ft)

260 m
(853 ft)

365 m
(1,197.5 ft)

Recognition (Vehicle: 4×1.5 m)

160 m
(524.9 ft)

224 m
(734.9 ft)

288 m
(944.9 ft)

479 m
(1,571.5 ft)

799 m
(2,621.4 ft)

1,118 m
(3,668 ft)

Identification (Human: 1.8×0.5 m)

26 m
(85.3 ft)

36 m
(118.1 ft)

47 m
(154.2 ft)

78 m
(255.9 ft)

130 m
(426.5 ft)

182 m
(597.1 ft)

Identification (Vehicle: 4×1.5 m)

80 m
(262.5 ft)

112 m
(367.5 ft)

144 m
(472.4 ft)

240 m
(787.4 ft)

399 m
(1,309.1 ft)

559 m
(1,834 ft)

Note:
Distances are calculated based on Johnson's Criteria.
Detection: Object must be covered by ≥1.5 pixels.
Recognition: Object must be covered by ≥6 pixels.
Identification: Object must be covered by ≥12 pixels.

Lens

5 mm

7 mm

9 mm

15 mm

25 mm

35 mm

Temperature Measurement (1 ×1 m)

83 m
(272.3 ft)

117 m
(383.9 ft)

150 m
(492.1 ft)

250 m
(820.2 ft)

417 m
(1,368.1 ft)

583 m
(1,912.7 ft)

Temperature Measurement (0.2×0.2 m)

17 m
(55.8 ft)

23 m
(75.5 ft)

30 m
(98.4 ft)

50 m
(164 ft)

83 m
(272.3 ft)

117 m
(383.9 ft)

Fire Detection (1×1 m)

208 m
(682.4 ft)

292 m
(958 ft)

375 m
(1,230.3 ft)

625 m
(2,050.5 ft)

1,042 m
(3,418.6 ft)

1,458 m
(4,783.5 ft)

Fire Detection (0.2×0.2 m)

42 m
(137.8 ft)

58 m
(190.3 ft)

75 m
(246.1 ft)

125 m
(410.1 ft)

208 m
(682.4 ft)

292 m
(958 ft)

Note:
Values are for reference only. Actual detection range may vary with atmospheric conditions, target size, and installation environment.