Machine vision lenses

Fixed focal length, Fixed iris, 25 MP, FA lens, 25 mm (LS-FFL-1393)

Model LS-FFL-1393

Focal length25 mm
MountC-mount
Sensor1.2"
ApertureF4.0

Smallest minimum object distance of the 9 models in its series: 0.08 m

$209.00

Ships in 2-3 weeks

0.31 kg shipping weight

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

LS-FFL-1393: focal length 25 mm; image size Φ19.3 mm(1.2, ); aperture F4.0; MOD 0.08 m.

Fixed focal length, Fixed iris, 25 MP, FA lens. Ultra-high resolution with highly consistent sharpness from center to edge 1.2" large format, fixed F4 aperture, stable construction

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

Certifications (as printed)RoHS 2.0

Specifications

General

Model	LS-FFL-1393
Minimum object distance	0.08 m

Optics

Focal length	25 mm
F-number	F4.0
Image size	Φ19.3 mm(1.2, )
Distortion	-0.08%
Field of view	D (19.3 mm): 41.6°; H (14.6 mm): 32.04°; V (12.63 mm): 27.88°
Iris control	Fixed
Focus control	Manual
Filter thread	M35.5*0.5

Interfaces and I/O

Connector type	C-Mount

Environment and compliance

Temperature	-10 to 50 °C
Certification	RoHS2.0 As declared by the manufacturer

Mechanical

Flange back length	17.526 mm
Dimension	Φ38 × 56.33~67.73 mm
Weight	151 g
Shipping weight (estimated)	0.31 kg

Engineering data

Field of view with the LS-FFL-1393

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 length25 mm

Image circleØ 19.3 mm

Angle of view31.6° × 23.4°Calculated for a 1.1" sensor; 38.6° diagonal

Closest focus80 mm

Distortion0.08 %

Flange distance17.526 mm

Filter threadM35.5 × 0.5

Weight151 g

Field of view (width × height) of the 25 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	33.8 × 28.3 mm	67.6 × 56.6 mm	169 × 141 mm	338 × 283 mm
1/1.2"11.25 × 7.03 mm	45 × 28.1 mm	90 × 56.2 mm	225 × 141 mm	450 × 281 mm
1"13.2 × 8.8 mm	52.8 × 35.2 mm	106 × 70.4 mm	264 × 176 mm	528 × 352 mm
1.1"14.13 × 10.35 mm	56.5 × 41.4 mm	113 × 82.8 mm	283 × 207 mm	565 × 414 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-1454, the same type of part

Manufacturer test image: rectangular faces and their outlines stand out from the dark carrier.

Metal parts and machining Precision parts and handling · Outline inspection Metal insert outlines in a dark carrier A clear metal outline is the start of a measurement trial, not its accuracy result.Proposed light housing (spec)96 × 96 × 30 mmExplore the study

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

Camera capture with the white LS-BAR-0706: scratches and hole rims return brighter than the surrounding surface.

Metal parts and machining Precision machining · Surface defect detection Scratches on machined metal Choose lighting direction before adding resolution.Test lightFour-sided adjustable bar lightExplore the study

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

Source white flat-coaxial capture: the reflective face shows broad brightness variation and a visible outer boundary. No particular pit is labelled.

Metal parts and machining Reflective component manufacturing · Surface appearance inspection Reflective mirror-surface appearance Prove a local defect signal before interpreting a reflected brightness pattern.Light in sourceLS-CXL-0184 · whiteExplore the study

Other models in the FA lens, C-mount (LS-FFL-S122) series

See all 9 models

Smallest minimum object distance of the 9 models in its series: 0.08 m

Model	Focal length	Sensor	Aperture	Price	Availability	Link
LS-FFL-1393This model	25 mm	1.2"	F4.0	$209.00	Ships in 2-3 weeks	Compare
LS-FFL-1385	8 mm	1"	F1.8 to F11	$209.00	Ships in 2-3 weeks	CompareView
LS-FFL-1386	12 mm	1.1"	F2.8 to F16	$209.00	Ships in 2-3 weeks	CompareView
LS-FFL-1387	16 mm	1.1"	F2.8 to F16	$209.00	Ships in 2-3 weeks	CompareView
LS-FFL-1389	35 mm	1.1"	F2.8 to F16	$209.00	Ships in 2-3 weeks	CompareView
LS-FFL-1391	75 mm	1"	F2.8 to F22	$209.00	Ships in 2-3 weeks	CompareView
LS-FFL-1388	25 mm	1.1"	F2.8~F16	$209.00	Ships in 2-3 weeks	CompareView
LS-FFL-1390	50 mm	1.1"	F2.8~F16	$209.00	Ships in 2-3 weeks	CompareView
LS-FFL-1392	75 mm	1"	F2.8 ~ F22	$209.00	Ships in 2-3 weeks	CompareView

Fixed focal length, Fixed iris, 25 MP, FA lens, 25 mm (LS-FFL-1393)

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Specifications

General

Optics

Interfaces and I/O

Environment and compliance

Mechanical

Field of view with the LS-FFL-1393

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 FA lens, C-mount (LS-FFL-S122) series

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