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Fan Angle

2011-Diode-Laser-Modules-and-Pattern-Generators-Catalog.pdf

2011-Diode-Laser-Modules-and-Pattern-Generators-Catalog.pdf

…by specifying the visual fan angle, which is
85° for these modules.The 1/e2 intensity fan angle is about 65°.
L
L
L Line length
Full fan angle
d Distance from lens
d tan
2

2
Line
Generator
d

2

Fan Angle Line Length L
d = 0.25…

Properties-of-Structured-Light-Application-Note.pdf

Properties-of-Structured-Light-Application-Note.pdf


A general rule of thumb is:
Curvature (%) = Fan Angle () x Boresight [mrad]
43751
The above calculation illustrates that laser line straightness is
directly proportional to the fan angle and the boresight.
Fan Angle Curvature (%)
3.5 mrad 7 mrad
15 0.012%…

StingRay and BioRay Laser Diode Modules

StingRay and BioRay Laser Diode Modules

…STR-639-5-CW-FL-L01-45-S-XX-8 StingRay, 639 nm. 5 mW, single line, 20° fan angle, pre-focused to 500 mm distance, 500 mm cable with flying leads 1276557 STR-639-5-CW-FL-L01-45-S-XX-8 StingRay, 639 nm, 5 mW, single line, 45° fan angle, pre-focused to 500 mm distance, extended depth of focus, 500 mm…

Mini Laser Line Generator

Mini Laser Line Generator

…light patterns thanks to its interchangeable head design.
* Compact and lightweight
* 635 nm to 830 nm
* Wide range of powers, patterns, and fan angles
* Uniform intensity distribution with line generators
* Focusable
* ESD, over-temperature, and reverse-polarity protection
* 1D and 2D flat top…

COHR Mini DS 1017 3.pdf

COHR Mini DS 1017 3.pdf

…Interbeam Angle - 1.5° 0.38°
1 Line patterns are also available as dots -- add "D" instead of "L" in the order code.
Definition Description
Fan Angle or Line Length Length of flat top profile, measured at 80%
intensity clip levels. Reported in degrees for the
fan angle.

Magnum II Laser

Magnum II Laser

…high intensity and a wide selection of fan angles. Coherent’s Magnum II structured light laser is a high-power line generator developed for the most demanding industrial applications. It is available with a wide selection of output powers and fan angles and generates a uniform intensity distribution…

COHR StingRay BioRay DS 0618 3.pdf

COHR StingRay BioRay DS 0618 3.pdf

…Line with 10 degree fan angle
Fan angle 10 with tolerance ±5%
Straightness <0.1%
Relative intensity floor >75%
Contained Power 95%
Note: Only available for wavelengths 520 nm to 785 nm
L01-15 Line with 15 degree fan angle
Fan angle 15 with tolerance ±5%…

COHR StingRay BioRay DS 0119 3.pdf

COHR StingRay BioRay DS 0119 3.pdf


L01-10 Line with 10 degree fan angle
Fan angle 10 with tolerance ±5%
Straightness <0.1%
Relative intensity floor >75%
Contained Power 95%
Note: Not available in 488 nm
L01-15 Line with 15 degree fan angle
Fan angle 15 with tolerance ±5%
Straightness…

book.book

book.book

…considered to be "collimated".
Figure B-5. Graph Showing Fan Angle
Table B-6. Fan Angle Options
FAN ANGLES (IN DEGREES)
1° 30°
5° 45°
10° 60°
15° 75°
20° --
Figure B-6. Examples of Fan Angles
Position
Normalized Intensity (%)
0
100…

COHR MagnumII DS 1017 3.pdf

COHR MagnumII DS 1017 3.pdf

…following code: MAG II - Wavelength - Diode Power - Pulsing Option (S, RS, T, RT) - Fan Angle.
See Modulation Graphs for definitions. Note that the projected fan angle may be less than the lens fan angle.
SPECIFICATION Magnum 680-1500 Magnum 808-4000 Magnum 808-7000
Wavelength (nm)…

COHR PowerLine DS 1017 3.pdf

COHR PowerLine DS 1017 3.pdf

Definition Description
Fan Angle or Line Length Length of flat top profile, measured at 80%
intensity clip levels. Reported in degrees for the
fan angle.
Straightness Maximum deviation from the best fit line.
Measured as the delta from the best fit line divided
by…

COHR PL-501 DS 1119 3.pdf

COHR PL-501 DS 1119 3.pdf

…Power 12VDC, 3A 5VDC, 2A 5VDC, 4A
Lens Fan Angle 5°, 10°, 20°, 30°, 45°, 60°
Definition Description
Fan Angle or Line Length Length of flat top profile, measured at 80%
intensity clip levels. Reported in degrees for
the fan angle.
Straightness Maximum deviation from the…