2

Measurement Range

Up to 40 m (130 ft) with Linear Optics;

Up to 80 m (260 ft) with Long Range Option

Linear Distance and Diagonal Measurement Accuracy

Temperature

E1738A

Range, °C [°F]

Air Sensor

Velocity Measurement Accuracy

Linear Distance and Diagonal Measurement Performance

OPTICS

RESOLUTION

MAXIMUM AXIS VELOCITY

Linear Optics

1 nm

±0.7 m/s

±1 m/s

(10766A)

(0.04 µin)

(±28 in/s)

(±40 in/s)

Plane Mirror

0.5 nm

±0.35 m/s

±0.5 m/s

Optics

(0.02 µin)

(±14 in/s)

(±20 in/s)

(10706A/B) *

High Resolution

0.25 nm

±0.18 m/s

±0.25 m/s

Plane Mirror

(0.01 µin)

(±7 in/s)

(±10 in/s)

Optics (10716A) *‡

*

Requires the 10724A Plane Mirror Reflector. Since alignment of these optics

is much more sensitive than for linear optics, linear optics are recommended

for general use.

‡

Aperture distance of 10716A is 12.7 mm, whereas 5519A is 11 mm.

Angle Measurement Accuracy

±0.2% of displayed value

±0.05 arc-seconds per meter of distance traveled

by the linearly moving optic.

Maximum Distance Between Laser Head and Reflector

Up to 15 m (50 ft)

Linear Distance, Diagonal, and Velocity Measurement Specifications

Y

X

Angular Measurement Specifications

Y

X

0 – 40° [32° – 104°]

±0.4 ppm

±0.1 (±0.02) ppm

† Vacuum accuracy is ±0.02 ppm if the laser head is calibrated to MIL-STD 45662A.

Angle Measurement Resolution

0.005 arc-seconds

Measurement Range

±10° (rotated about base of optic)

±20° (rotated about center of optic)

Type: Helium-Neon with automatically tuned

Zeeman-split two-frequency output

Output Power:

≥180 µW

(<1 mW per Class II Laser Product)

Beam Diameter: 6 mm (0.24 in)

Beam Centerline Spacing:

11.0 mm (0.44 in) (input to output aperture)

Safety Classification:

Class II Laser Product conforming to U.S. National

CDRH Regulations 21CFR 1040.10 and 1040.11.

Warm-up Time: Less than 10 minutes

(4 minutes typical)

Vacuum Wavelength:

632.991354 nm

Wavelength Accuracy:

±0.1 ppm

(±0.02 ppm of measured wavelength

with factory calibration, Option UK6)

Wavelength Stability (typical):

short term (1 hour): ±0.002 ppm

long term (lifetime): ±0.02 ppm

Laser Characteristics

Measurement Type

Pitch and yaw

+ 0.01

% of displayed value

]

2

µm/s

Velocity

]

5519A

5519B