Maximum Frequency [Hz]

Maximum SPL [dB]

Equiv. Self-Noise [dBA]

Footprint [Ø mm]

Optimic 1140
Optimic 1150
Optimic 1155
Optimic 1160
Optimic 1170
Optimic 1180
Optimic 1190
Optimic 1195
Optimic 1200
Optimic 2140
Optimic 2150
Optimic 2155
Optimic 2160
Optimic 2170
Optimic 2175
Optimic 2180
Optimic 2182
Optimic 2190
Optimic 2200
Litemic 3110
Litemic 3120
Litemic 3130
Litemic 3140
Optimic 4110
Optimic 4120
Optimic 4122
Optimic 4130
Optimic 4140
OPTIMIC™ Microphones

Optimic systems support a variety of accessories, intended to meet the specific requirements of your application.

  • Clear PVC Fiber Optic Cable

    Clear PVC Fiber Optic Cable

    Standard PVC fiber optic cable with a diameter of 1 mm. (Available for Indoor category only.)

  • Kevlar Fiber Optic Cable

    Kevlar Fiber Optic Cable

    Military specification black kevlar fiber optic cable with a diameter of 3 mm.

  • Black Polyamide Fiber Optic Cable

    Black Polyamide Fiber Optic Cable

    Flexible, ribbed black polyamide fiber optic cable with a diameter of 5.1 mm.

  • Outdoor Polyamide Extension Cable

    Outdoor Polyamide Extension Cable

    Outdoor, ribbed polyamide extension cable with a diameter of 5.1 mm. Available in lengths from 10-100 m.

  • Outdoor Milspec Extension Cable

    Outdoor Milspec Extension Cable

    Outdoor military specification extension cable with a diameter of 4.5 mm. Available in lengths from 10-100 m .

  • Outdoor Armored Extension Cable

    Outdoor Armored Extension Cable

    Outdoor steel-armored, polyethylene-overjacket extension cable with a diameter of 6.5 mm. Available in lengths from 10-100 m.

  • Indoor Rugged Extension Cable

    Indoor Rugged Extension Cable

     Indoor ruggedized extension cable with a diameter of 3 mm. Available in lengths from 10-100 m.

  • Indoor Zipcord Extension Cable

    Indoor Zipcord Extension Cable

    Indoor duplex zipcord extension cable with a diameter of 2 x 3 mm. Available in lengths from 10-100 m. 

OPTIMIC™ Microphones

Our electro-optical unit (EOU) series provides regular analog signals for high performance recording, monitoring and analyzing equipment. We manufacture a complete range of single channel, dual channel and DSP-based models.

Each of our EOU units is designed to drive its designated OPTIMIC fiber optic microphones at consistent, peak performance.

  • EOU 400 Dual Channel Industrial

    EOU 400 Dual Channel Industrial

    Dual channel EOU 400 supports monitoring up to two sensors simultaneously in industrial settings. It features two analog outputs; two pairs of ST-style fiber optic connectors; screw terminals for power input, test points and analog outputs; a green/red LED optical line condition indicator. This mountable unit has test points and trimmers to enable tuning for optimal sensor operation. Unit is powered by external DC power supply.

  • EOU 100 Single Channel

    EOU 100 Single Channel

    Our single channel EOU 100 is extremely compact. It features a pair of ST-style fiber optic connectors; a 3.5 mm socket for analog output; green LED voltage indicator. Unit is powered by external DC power supply.

  • EOU 200 Single Channel

    EOU 200 Single Channel

    Single channel EOU 200 has an enhanced electronics box. It features two analog outputs (one with volume control for headphones, another with fixed gain for monitor equipment); one pair of ST-style fiber optic connectors; two 3.5 mm sockets (one for analog output, another for headphones); green/red LED voltage indicator. DSP model provides up to 22 dB of real-time ambient noise removal (three levels: low, mid, high). Unit is powered either by internal battery or external DC power supply.

  • EOU 300 Dual Channel

    EOU 300 Dual Channel

    Dual channel EOU 300 supports monitoring with two sensors simultaneously. It features two pairs of ST-style fiber optic connectors; two 3.5 mm stereo sockets (one for stereo analog output, another for headphones); dual volume control knobs; green/red LED voltage indicator. Unit is powered either by internal batteries or external DC power supply.

  • EOU 500 Real-Time Display

    EOU 500 Real-Time Display

    Single channel EOU 500, with liquid crystal display for real-time readout of data in industrial settings. It features one analog output; one pair of ST-style fiber optic connectors; screw terminals for power input, test points and analog outputs; a green/red LED optical line condition indicator. This mountable unit has test points and trimmers to enable tuning for optimal sensor operation. Unit is powered by external DC power supply.

  • EOU 2500 XLR Multi-Channel Rack-Mount

    EOU 2500 XLR Multi-Channel Rack-Mount

    Ten channel EOU 2500, 19-inch rack-mountable for use with the OPTIMIC series, supports monitoring up to 10 sensors simultaneously. For each channel the unit features one analog (XLR) output connector, one pair of ST-style fiber optic connectors, a +20 dB gain toggle switch, test point and trimmer to enable channel-level sensor tuning for optimal operation. Unit is powered by internal AC/DC power supply.

  • EOU 250 Single Channel DSP

    EOU 250 Single Channel DSP

    Single channel EOU 250 is based on EOU 200, adding a digital signal processer (DSP) for up to 22 dB of real-time ambient noise removal (three levels: low, mid, high).

  • EOU 275 Single Channel Flash Recorder

    EOU 275 Single Channel Flash Recorder

    Single channel EOU 275 is based on EOU 250, adding a built-in 16-bit uncompressed SD Flash memory card recorder with sampling rate of 44.1 kHz.

  • EOU 350 Dual Channel DSP

    EOU 350 Dual Channel DSP

    Dual channel EOU 350 is based on EOU 300, adding a digital signal processer (DSP) for up to 22 dB of real-time ambient noise removal (three levels: low, mid, high).

  • EOU 375 Dual Channel Flash Recorder

    EOU 375 Dual Channel Flash Recorder

    Dual channel EOU 375 is based on EOU 350, adding a built-in 16-bit uncompressed SD Flash memory card recorder with sampling rate of 44.1 kHz.