Machine vision lenses

12 mm, 1.2", 25 MP, C-mount machine vision lens (LS-FFL-0573)

Model LS-FFL-0573

Focal length12 mm
MountC-mount
Sensor1.2"
ApertureF2.4 Manual iris
Resolution25 Megapixel

Smallest focal length of the 6 models in its series: 12 mm

$669.00

Ships in 2-3 weeks

0.52 kg shipping weight

Volume pricing, Net 30 terms or a formal quote for purchasing?

LS-FFL-0573: focal length 12 mm, format 1.2" (2.74 µm), aperture F2.4 Manual iris, MOD 0.1 m.

12 mm, 1.2", 25 MP, C-mount Machine Vision Lens. 12 mm F2.4 machine vision (FA) lens for 1.2" sensors (2.74 um pixels), rated 25 megapixel (8K and 4K), with low distortion (0.39% TV / -0.28% optical). The large format covers 1.1", 3/4", 2/3", 1/1.8" and 1/2" cameras. At a glance: focal length 12 mm; format 1.2" (2.74μm); resolution 25 Megapixel; aperture F2.4 Manual iris; mount C.

Tracked worldwide shippingTracked UPS or DHL
3-year warranty, minimumCovers defects in materials and workmanship
Expert machine-vision support includedFrom our engineering team, incl. a licensed P.E.
Volume discounts and Net 30For approved business accounts; purchase orders welcome
90-day returnsUnused items, counted from delivery; free US return label; no restocking fee
Secure checkout by ShopifyCard, PayPal, Shop Pay or Google Pay

Specifications

General

Model	LS-FFL-0573
Format	1.2" (2.74μm)
Angle of view (1.2")	76.2 x 62.4 x 55.33 deg
B.F.L.	18.5 mm, WD=600 mm
CRA	6.02°
Transmittance	T≥85% at 430~680 nm
Elements	15G

Optics

Focal length	12 mm
Max image circle	dia. 19.3 mm
Aperture	F2.4 Manual iris
M.O.D.	0.1 m
Relative illumination	81.4% ( WD=300 mm F2.8 )
Distortion	0.39% ( TV ) ; -0.28% (Optical )

Sensor and imaging

Resolution	25 Megapixel

Electrical

Resolving power (projector test)	Center ≥200 lp/mm; Edge dia. 16 ≥160 lp/mm

Mechanical

Size	dia. 50 x 66.96 mm
Mount	C
Weight	300 g
Shipping weight (estimated)	0.52 kg

Engineering data

Field of view with the LS-FFL-0573

Worked out from this lens's own focal length, image circle and closest focus: what it sees at your working distance, on the sensor you use.

Focal length12 mm

Image circleØ 19.3 mmCovers sensors up to 1.2"

Angle of view61° × 46.7°Calculated for a 1.1" sensor; 72.2° diagonal

Closest focus100 mm

Distortion0.39 %

SizeØ 50 × 66.96 mm

Weight300 g

Field of view (width × height) of the 12 mm lens by sensor format and working distance
Sensor format	At 100 mm	At 200 mm	At 500 mm	At 1000 mm
2/3"8.45 × 7.07 mm	70.4 × 58.9 mm	141 × 118 mm	352 × 295 mm	704 × 589 mm
1/1.2"11.25 × 7.03 mm	93.8 × 58.6 mm	188 × 117 mm	469 × 293 mm	938 × 586 mm
1"13.2 × 8.8 mm	110 × 73.3 mm	220 × 147 mm	550 × 367 mm	1100 × 733 mm
1.1"14.13 × 10.35 mm	118 × 86.2 mm	236 × 172 mm	589 × 431 mm	1178 × 862 mm

Thin-lens approximation: field of view ≈ sensor size × working distance ÷ focal length, with the distance measured to the front of the lens; closest to reality when the distance is many times the focal length. Sensor sizes are typical for each optical format.

Compatible parts

Fits with this part

Checked with the configurator's fit rules: lens mount and sensor coverage, supply voltage, power per channel and connector.

Build the full system with this part

Cameras this lens fits

Area scan camera, 5.0 MP, GigE, Color, 2592 x 1944 resolution

LS-CMR-0258

Resolution 2592 x 1944
Sensor CMOS

$149.00

Ships in 2-3 weeks

7.1 mm sensor diagonal; this lens covers up to 19.3 mm

GigE area scan camera, 4.2 MP, Color/Mono

LS-CMR-0354

Resolution 2048 x 2048
Sensor CMOS

$149.00

Ships in 2-3 weeks

17.2 mm sensor diagonal; this lens covers up to 19.3 mm

USB3.0 area scan camera, 2.5 MP, Color/Mono

LS-CMR-0475

Resolution 2048*1200
Interface USB3.0

$179.00

Ships in 2-3 weeks

9.5 mm sensor diagonal; this lens covers up to 19.3 mm

USB3.0 board camera / module, 0.3 MP, Color/Mono

LS-BCM-0044

Sensor 1/5.6" CMOS
Interface USB3.0 MicroB

$179.00

Ships in 2-3 weeks

3.2 mm sensor diagonal; this lens covers up to 19.3 mm

USB3.0 board camera / module, 1.3 MP, Color

LS-BCM-0046

Resolution 1280x1024
Interface USB3.0 MicroB

$179.00

Ships in 2-3 weeks

6.6 mm sensor diagonal; this lens covers up to 19.3 mm

With a 5 mm C-CS ring

GigE board camera / module, 20 MP, Color

LS-BCM-0058

Resolution 5488X3672
Interface GigE (GigE Vision, GenICam)

$209.00

Ships in 2-3 weeks

15.8 mm sensor diagonal; this lens covers up to 19.3 mm

Adapters

For CS-mount cameras

C-to-CS-mount adapter ring, height 5 mm

LS-LXR-0266

Type Extension tubes
Use C-mount lens on CS-mount camera

$59.00

Ships in 2-3 weeks

Application studies

Applications for this type of part

Real camera images from lighting and optics application tests, with the parts of each setup and why they were chosen.

All application studies

Set up with the LS-FFL-1456, the same type of part

Manufacturer test image, coaxial light: repeated contact features and gaps are visible.

Electronics and devices Connectors and electronics · Contact-feature inspection Repeated connector contacts under coaxial light Start with a clear image of the observable contact geometry.Proposed light housing (spec)74 × 50 × 50 mmExplore the study

Set up with the LS-FFL-1454, the same type of part

Source capture of a white corrugated hose under a white shadowless ring light: regular bright ribs with small dark marks on three neighbouring ribs. Complete capture inside the brochure frame, not retouched.

Plastics, rubber and ceramics Rubber and seals · Surface defect imaging Corrugated hose defect Even ring light makes the ribs repeat, so a mark shows as a break in the pattern.Light in sourceLS-SDL-0112 · whiteExplore the study

Set up with the LS-FFL-1456, the same type of part

Source capture of a cover-glass corner under a 940 nm infrared ring light: dark printed ink band with two round openings, inner border edge and outer glass edge. Complete capture, not retouched.

Glass, displays and optics Display and cover glass · Border-distance imaging Cover-glass ink border in IR Image both edges sharply, then calibrate before reporting a distance.Light in sourceLS-RNG-0341 · 940 nmExplore the study

Other models in the 1.2" machine vision lenses (LS-FFL-S85) series

See all 6 models

Smallest focal length of the 6 models in its series: 12 mm
Lowest CRA of the 5 models that list it (6 in its series): 6.02°
Highest elements of the 5 models that list it (6 in its series): 15 G

Model	Focal length	Aperture	Price	Availability	Link
LS-FFL-0573This model	12 mm	F2.4 Manual iris	$669.00	Ships in 2-3 weeks	Compare
LS-FFL-0574	16 mm	F2.4 Manual iris	$679.00	Ships in 2-3 weeks	CompareView
LS-FFL-0575	25 mm	F2.4 Manual iris	$689.00	Ships in 2-3 weeks	CompareView
LS-FFL-0576	35 mm	F2.4 Manual iris	$709.00	Ships in 2-3 weeks	CompareView
LS-FFL-0577	50 mm	F2.4 Manual iris	$739.00	Ships in 2-3 weeks	CompareView
LS-FFL-0578	75 mm	F2.8 Manual iris	$779.00	Ships in 2-3 weeks	CompareView

12 mm, 1.2", 25 MP, C-mount machine vision lens (LS-FFL-0573)

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Specifications

General

Optics

Sensor and imaging

Electrical

Mechanical

Field of view with the LS-FFL-0573

Fits with this part

Cameras this lens fits

Area scan camera, 5.0 MP, GigE, Color, 2592 x 1944 resolution

GigE area scan camera, 4.2 MP, Color/Mono

USB3.0 area scan camera, 2.5 MP, Color/Mono

USB3.0 board camera / module, 0.3 MP, Color/Mono

USB3.0 board camera / module, 1.3 MP, Color

GigE board camera / module, 20 MP, Color

Adapters

C-to-CS-mount adapter ring, height 5 mm

Applications for this type of part

Other models in the 1.2" machine vision lenses (LS-FFL-S85) series

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