Optimus range. The latest generation of sound level meter.

Optimus sound level meter range [Optimus sound level meter range.]

Cirrus Research is a world leader in the creation of sound level meters and noise measurement instruments.

Cirrus Research makes noise measurement simple with the latest generation of sound level meter. The Optimus range of Class 1 and Class 2 sound level meters provide the latest technology to give you the highest performance available.

The Optimus range of instruments are designed for accurate occupational and environmental noise measurements. The noise measuring equipment is available with a range of different options and functions to suit any application.


The sound level meters are equipped with the latest digital technology to ensure accurate measurements and recordings of noise levels. The Optimus sound level meter simultaneously measures all the required parameters and saves you time.

The Optimus range of sound level meters are simple to use. All you need to do is switch the sound level meter on, calibrate and start.

The sound level meters fulfil the UK, EU, OSHA, MSHA and ACGIH standards from around the world. You can be confident to meet the requirements of your country.

Technical information

  • The Optimus range of sound level meters come with a 15-year warranty.
  • Cirrus Research guarantees high performance for their Class 1 and Class 2 sound level meters.
  • The sound level meter is designed for occupational and environmental noise measurements.
  • The Optimus range of products meets UK, EU, OSHA, MSHA or ACGIH standards.
  • The sound level meter is approved from the PTB, LNE & Applus+ to IEC 61672-1:2002.
  • The Optimus range of products are easy to upgrade at any time, making them a future proof investment.
  • Technical support is available from the manufacturers.

Simple data download

The Optimus series of sound level meters includes analytic software called NoiseTools. The software can quickly and simply download, analyse and share your noise measurement data.


Contact Cirrus Research plc

* required field

    • Afghanistan+93
    • Albania+355
    • Algeria+213
    • American Samoa+1
    • Andorra+376
    • Angola+244
    • Anguilla+1
    • Antigua & Barbuda+1
    • Argentina+54
    • Armenia+374
    • Aruba+297
    • Ascension Island+247
    • Australia+61
    • Austria+43
    • Azerbaijan+994
    • Bahamas+1
    • Bahrain+973
    • Bangladesh+880
    • Barbados+1
    • Belarus+375
    • Belgium+32
    • Belize+501
    • Benin+229
    • Bermuda+1
    • Bhutan+975
    • Bolivia+591
    • Bosnia & Herzegovina+387
    • Botswana+267
    • Brazil+55
    • British Indian Ocean Territory+246
    • British Virgin Islands+1
    • Brunei+673
    • Bulgaria+359
    • Burkina Faso+226
    • Burundi+257
    • Cambodia+855
    • Cameroon+237
    • Canada+1
    • Cape Verde+238
    • Caribbean Netherlands+599
    • Cayman Islands+1
    • Central African Republic+236
    • Chad+235
    • Chile+56
    • China+86
    • Christmas Island+61
    • Cocos (Keeling) Islands+61
    • Colombia+57
    • Comoros+269
    • Congo - Brazzaville+242
    • Congo - Kinshasa+243
    • Cook Islands+682
    • Costa Rica+506
    • Croatia+385
    • Cuba+53
    • Curaçao+599
    • Cyprus+357
    • Czech Republic+420
    • Côte d’Ivoire+225
    • Denmark+45
    • Djibouti+253
    • Dominica+1
    • Dominican Republic+1
    • Ecuador+593
    • Egypt+20
    • El Salvador+503
    • Equatorial Guinea+240
    • Eritrea+291
    • Estonia+372
    • Eswatini+268
    • Ethiopia+251
    • Falkland Islands+500
    • Faroe Islands+298
    • Fiji+679
    • Finland+358
    • France+33
    • French Guiana+594
    • French Polynesia+689
    • Gabon+241
    • Gambia+220
    • Georgia+995
    • Germany+49
    • Ghana+233
    • Gibraltar+350
    • Greece+30
    • Greenland+299
    • Grenada+1
    • Guadeloupe+590
    • Guam+1
    • Guatemala+502
    • Guernsey+44
    • Guinea+224
    • Guinea-Bissau+245
    • Guyana+592
    • Haiti+509
    • Honduras+504
    • Hong Kong+852
    • Hungary+36
    • Iceland+354
    • India+91
    • Indonesia+62
    • Iran+98
    • Iraq+964
    • Ireland+353
    • Isle of Man+44
    • Israel+972
    • Italy+39
    • Jamaica+1
    • Japan+81
    • Jersey+44
    • Jordan+962
    • Kazakhstan+7
    • Kenya+254
    • Kiribati+686
    • Kosovo+383
    • Kuwait+965
    • Kyrgyzstan+996
    • Laos+856
    • Latvia+371
    • Lebanon+961
    • Lesotho+266
    • Liberia+231
    • Libya+218
    • Liechtenstein+423
    • Lithuania+370
    • Luxembourg+352
    • Macau+853
    • Madagascar+261
    • Malawi+265
    • Malaysia+60
    • Maldives+960
    • Mali+223
    • Malta+356
    • Marshall Islands+692
    • Martinique+596
    • Mauritania+222
    • Mauritius+230
    • Mayotte+262
    • Mexico+52
    • Micronesia+691
    • Moldova+373
    • Monaco+377
    • Mongolia+976
    • Montenegro+382
    • Montserrat+1
    • Morocco+212
    • Mozambique+258
    • Myanmar (Burma)+95
    • Namibia+264
    • Nauru+674
    • Nepal+977
    • Netherlands+31
    • New Caledonia+687
    • New Zealand+64
    • Nicaragua+505
    • Niger+227
    • Nigeria+234
    • Niue+683
    • Norfolk Island+672
    • North Korea+850
    • North Macedonia+389
    • Northern Mariana Islands+1
    • Norway+47
    • Oman+968
    • Pakistan+92
    • Palau+680
    • Palestine+970
    • Panama+507
    • Papua New Guinea+675
    • Paraguay+595
    • Peru+51
    • Philippines+63
    • Poland+48
    • Portugal+351
    • Puerto Rico+1
    • Qatar+974
    • Romania+40
    • Russia+7
    • Rwanda+250
    • Réunion+262
    • Samoa+685
    • San Marino+378
    • Saudi Arabia+966
    • Senegal+221
    • Serbia+381
    • Seychelles+248
    • Sierra Leone+232
    • Singapore+65
    • Sint Maarten+1
    • Slovakia+421
    • Slovenia+386
    • Solomon Islands+677
    • Somalia+252
    • South Africa+27
    • South Korea+82
    • South Sudan+211
    • Spain+34
    • Sri Lanka+94
    • St Barthélemy+590
    • St Helena+290
    • St Kitts & Nevis+1
    • St Lucia+1
    • St Martin+590
    • St Pierre & Miquelon+508
    • St Vincent & Grenadines+1
    • Sudan+249
    • Suriname+597
    • Svalbard & Jan Mayen+47
    • Sweden+46
    • Switzerland+41
    • Syria+963
    • São Tomé & Príncipe+239
    • Taiwan+886
    • Tajikistan+992
    • Tanzania+255
    • Thailand+66
    • Timor-Leste+670
    • Togo+228
    • Tokelau+690
    • Tonga+676
    • Trinidad & Tobago+1
    • Tunisia+216
    • Turkey+90
    • Turkmenistan+993
    • Turks & Caicos Islands+1
    • Tuvalu+688
    • US Virgin Islands+1
    • Uganda+256
    • Ukraine+380
    • United Arab Emirates+971
    • United Kingdom+44
    • United States+1
    • Uruguay+598
    • Uzbekistan+998
    • Vanuatu+678
    • Vatican City+39
    • Venezuela+58
    • Vietnam+84
    • Wallis & Futuna+681
    • Western Sahara+212
    • Yemen+967
    • Zambia+260
    • Zimbabwe+263
    • Åland Islands+358
    • Afghanistan+93
    • Albania+355
    • Algeria+213
    • American Samoa+1
    • Andorra+376
    • Angola+244
    • Anguilla+1
    • Antigua & Barbuda+1
    • Argentina+54
    • Armenia+374
    • Aruba+297
    • Ascension Island+247
    • Australia+61
    • Austria+43
    • Azerbaijan+994
    • Bahamas+1
    • Bahrain+973
    • Bangladesh+880
    • Barbados+1
    • Belarus+375
    • Belgium+32
    • Belize+501
    • Benin+229
    • Bermuda+1
    • Bhutan+975
    • Bolivia+591
    • Bosnia & Herzegovina+387
    • Botswana+267
    • Brazil+55
    • British Indian Ocean Territory+246
    • British Virgin Islands+1
    • Brunei+673
    • Bulgaria+359
    • Burkina Faso+226
    • Burundi+257
    • Cambodia+855
    • Cameroon+237
    • Canada+1
    • Cape Verde+238
    • Caribbean Netherlands+599
    • Cayman Islands+1
    • Central African Republic+236
    • Chad+235
    • Chile+56
    • China+86
    • Christmas Island+61
    • Cocos (Keeling) Islands+61
    • Colombia+57
    • Comoros+269
    • Congo - Brazzaville+242
    • Congo - Kinshasa+243
    • Cook Islands+682
    • Costa Rica+506
    • Croatia+385
    • Cuba+53
    • Curaçao+599
    • Cyprus+357
    • Czech Republic+420
    • Côte d’Ivoire+225
    • Denmark+45
    • Djibouti+253
    • Dominica+1
    • Dominican Republic+1
    • Ecuador+593
    • Egypt+20
    • El Salvador+503
    • Equatorial Guinea+240
    • Eritrea+291
    • Estonia+372
    • Eswatini+268
    • Ethiopia+251
    • Falkland Islands+500
    • Faroe Islands+298
    • Fiji+679
    • Finland+358
    • France+33
    • French Guiana+594
    • French Polynesia+689
    • Gabon+241
    • Gambia+220
    • Georgia+995
    • Germany+49
    • Ghana+233
    • Gibraltar+350
    • Greece+30
    • Greenland+299
    • Grenada+1
    • Guadeloupe+590
    • Guam+1
    • Guatemala+502
    • Guernsey+44
    • Guinea+224
    • Guinea-Bissau+245
    • Guyana+592
    • Haiti+509
    • Honduras+504
    • Hong Kong+852
    • Hungary+36
    • Iceland+354
    • India+91
    • Indonesia+62
    • Iran+98
    • Iraq+964
    • Ireland+353
    • Isle of Man+44
    • Israel+972
    • Italy+39
    • Jamaica+1
    • Japan+81
    • Jersey+44
    • Jordan+962
    • Kazakhstan+7
    • Kenya+254
    • Kiribati+686
    • Kosovo+383
    • Kuwait+965
    • Kyrgyzstan+996
    • Laos+856
    • Latvia+371
    • Lebanon+961
    • Lesotho+266
    • Liberia+231
    • Libya+218
    • Liechtenstein+423
    • Lithuania+370
    • Luxembourg+352
    • Macau+853
    • Madagascar+261
    • Malawi+265
    • Malaysia+60
    • Maldives+960
    • Mali+223
    • Malta+356
    • Marshall Islands+692
    • Martinique+596
    • Mauritania+222
    • Mauritius+230
    • Mayotte+262
    • Mexico+52
    • Micronesia+691
    • Moldova+373
    • Monaco+377
    • Mongolia+976
    • Montenegro+382
    • Montserrat+1
    • Morocco+212
    • Mozambique+258
    • Myanmar (Burma)+95
    • Namibia+264
    • Nauru+674
    • Nepal+977
    • Netherlands+31
    • New Caledonia+687
    • New Zealand+64
    • Nicaragua+505
    • Niger+227
    • Nigeria+234
    • Niue+683
    • Norfolk Island+672
    • North Korea+850
    • North Macedonia+389
    • Northern Mariana Islands+1
    • Norway+47
    • Oman+968
    • Pakistan+92
    • Palau+680
    • Palestine+970
    • Panama+507
    • Papua New Guinea+675
    • Paraguay+595
    • Peru+51
    • Philippines+63
    • Poland+48
    • Portugal+351
    • Puerto Rico+1
    • Qatar+974
    • Romania+40
    • Russia+7
    • Rwanda+250
    • Réunion+262
    • Samoa+685
    • San Marino+378
    • Saudi Arabia+966
    • Senegal+221
    • Serbia+381
    • Seychelles+248
    • Sierra Leone+232
    • Singapore+65
    • Sint Maarten+1
    • Slovakia+421
    • Slovenia+386
    • Solomon Islands+677
    • Somalia+252
    • South Africa+27
    • South Korea+82
    • South Sudan+211
    • Spain+34
    • Sri Lanka+94
    • St Barthélemy+590
    • St Helena+290
    • St Kitts & Nevis+1
    • St Lucia+1
    • St Martin+590
    • St Pierre & Miquelon+508
    • St Vincent & Grenadines+1
    • Sudan+249
    • Suriname+597
    • Svalbard & Jan Mayen+47
    • Sweden+46
    • Switzerland+41
    • Syria+963
    • São Tomé & Príncipe+239
    • Taiwan+886
    • Tajikistan+992
    • Tanzania+255
    • Thailand+66
    • Timor-Leste+670
    • Togo+228
    • Tokelau+690
    • Tonga+676
    • Trinidad & Tobago+1
    • Tunisia+216
    • Turkey+90
    • Turkmenistan+993
    • Turks & Caicos Islands+1
    • Tuvalu+688
    • US Virgin Islands+1
    • Uganda+256
    • Ukraine+380
    • United Arab Emirates+971
    • United Kingdom+44
    • United States+1
    • Uruguay+598
    • Uzbekistan+998
    • Vanuatu+678
    • Vatican City+39
    • Venezuela+58
    • Vietnam+84
    • Wallis & Futuna+681
    • Western Sahara+212
    • Yemen+967
    • Zambia+260
    • Zimbabwe+263
    • Åland Islands+358


salesfootprints