THORLABS LCC3111 Скачать руководство пользователя страница 4 | Manualshive

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Liquid Crystal Noise Eater

Page 3

Rev C, Dec 8, 2015

Chapter 2 Safety

Do Not Open Housing!

The Noise Eater has no user-serviceable parts. Service should only be

performed by trained service personnel.

All statements regarding safety of operation and technical data in this instruction
manual will only apply when the unit is operated correctly.

WARNING

Laser Radiation – Avoid Exposure to Beam

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Содержание LCC3111

Страница 1: ...Liquid Crystal Noise Eaters User Guide...

Страница 2: ...n 7 5 1 Selecting the Power Range 7 5 2 Modulate the Output Power 10 5 3 Setting the Output Power Level 10 5 3 1 Maximizing the Output Power Using an External Measurement Device 11 5 3 2 Maximizing th...

Страница 3: ...ion Direct Current Alternating Current Both Direct and Alternating Current Earth Ground Terminal Protective Conductor Terminal Frame or Chassis Terminal Equipotentiality On Supply Off Supply In Positi...

Страница 4: ...oise Eater has no user serviceable parts Service should only be performed by trained service personnel All statements regarding safety of operation and technical data in this instruction manual will o...

Страница 5: ...r Block Diagram Linearly polarized light is input into the liquid crystal retarder which together with the output polarizer acts as a variable retarder A beamsplitter then sends a small part of the be...

Страница 6: ...is not aligned exactly vertically or horizontally a half wave plate can be used before the noise eater to rotate the polarization axis As shown in the photo below the noise eater s cage mount can be u...

Страница 7: ...owering ON the Noise Eater When the noise eater is connected to the power supply it automatically powers on There is no additional power switch 4 4 Beam Centering For best performance of the noise eat...

Страница 8: ...used with a beam power of 8 mW at 635 nm the selector should be set to 10 mW Figure 4 Top View of the LCC3111L Left LCC3111H Center and LCC3112H LCC3113H Right Noise Eaters The LCC3111H and LCC3112H n...

Страница 9: ...ater and in some cases the actual maximum input power is instead limited by the damage threshold of the noise eater For the high power noise eaters LCC3111H LCC3112H and LCC3113H this damage threshold...

Страница 10: ...0 mW High A 120 0 mW 111 0 mW 100 mW 86 0 mW 89 3 mW 333 mW High B 355 5 mW 333 0 mW 300 mW 258 0 mW 268 mW 999 mW a High C 600 0 mW a 500 mW 500 mW 430 0 mW 446 6mW 1650 mW a LCC3113H Power Ranges a...

Страница 11: ...ore modulating the output power first turn the output power level knob clockwise to the end of its travel minimum output power setting Figure 6 Modulated Output Power with a Sinusodial Input Signal Le...

Страница 12: ...that attenuates all noise but does not unnecessarily attenuate the signal s power first observe the characteristics of the noise of the signal either by using the statistics screen on the Thorlabs PM2...

Страница 13: ...icator LED at the top near the adjustment knob which indicates the status using two colors A red LED indicates that the output is set too high and the feedback loop cannot function well A green LED in...

Страница 14: ...er Damage Threshold CW c 0 8 W cm 2 8 W cm 2 Output Power Attenuation Factor Range d 1 40 1 5 Internal Polarizer Blocking Damage Threshold 1 W cm 2 10 W cm 2 Attenuation Control Onboard Potentiometer...

Страница 15: ...or more information c Max Input Power and Laser Damage Threshold are wavelength independent Additionally the absolute maximum input power varies with wavelength See Section 5 2 for details d Range of...

Страница 16: ...M4 tapped holes instead of 8 32 tapped holes 27 0 mm 1 06 79 5 mm 3 13 4 40 Tapped Holes for 30 mm Cage System 4 Places SMC Modulation Input 60 0 mm 2 36 20 0 mm 0 79 20 0 mm 0 79 19 0 mm 0 75 5 0 mm...

Страница 17: ...ter s body If there is still no optical output power please verify that your laser s operating wavelength and power are within the specified ranges for the noise eater Low Noise Attenuation Noise atte...

Страница 18: ...cts such as Pure OEM products that means assemblies to be built into a unit by the user e g OEM laser driver cards Components Mechanics and optics Left over parts of units disassembled by the user PCB...

Страница 19: ...anada and South America Thorlabs Inc sales thorlabs com techsupport thorlabs com Europe Thorlabs GmbH europe thorlabs com France Thorlabs SAS sales fr thorlabs com Japan Thorlabs Japan Inc sales thorl...

Страница 20: ...3 tEc 61000 4 2 rEC 61000 4 3 tEc 61000 4 4 tEc 61000 4 5 tEC 61000 4 6 tEc 61000 4 11 2011165tEU Dachau 14 January 2014 Ort und Datum der Ausstellung Place and date of issue Lieu et date d tablissem...

Страница 21: ...uct identified above complies the essential requirements of EN 61326 1 2006 Electrical equipment for measurement control and laboratory use EMC requirements Part 1 General requirements EN 61010 1 2010...

Страница 22: ...www thorlabs com...

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