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    PowerXP Maxi Motorized Attenuators

    Clear aperture Ø18 mm
    Recommended maximum input beam diameter at 1/e2 Ø12 mm
    Resolution <7 arcsec/step
    Time between min and max attenuation <0.2 sec
    Steps between min and max attenuation 24000
    Typical applications High power pulsed and CW lasers
    LIDT Up to >10 J/cm² @ 1064 nm, 10 ns, 10 Hz

    Discover Altechna’s motorized laser attenuators: precision and reliability.​

    Altechna’s motorized attenuators stand as the top choice in the beam delivery and laser power control category. These products have earned their reputation as bestsellers, thanks to their exceptional industry-customer-tested operation longevity with the combination of our proven performance of high Laser-Induced Damage Threshold (LIDT) optics.​

    Our motorized attenuators offer the most favorable investment-to-reliability ratio available in the market. They come in various options, including beam propagation/offset and optical performance variants, allowing you to select the perfect fit for your specific needs. Our attenuators can be provided fully enclosed in particle/dust-free housings, which include dedicated but also removable beam dump. Just as Altechna serves as your sole source for all your photonics needs, so does our controller OneC. It is designed for your ease of use, capable of controlling the entire PowerXP product range through industry-standard connection ports and programmable interfaces.​

    Experience precision, reliability, and convenience with Altechna’s motorized attenuators.​

    Features​:
    • User-friendly software interface, USB, RS232, and Ethernet connection​
    • Divides the laser beam into two s-pol and p-pol beams of the adjustable intensity ratio​
    • Low dispersion optics for ultrashort and high energy laser pulses​
    • Ideal for integration into other systems​
    • The time between min and max attenuation less than 0.2 sec​

    PowerXP motorized reflection type attenuators are a reliable solution for industrial applications. Each attenuator includes motorized rotating quartz λ/2 phase waveplate, optically aligned to a dual thin film polarizers which separates the input beam into individual s-polarized and p-polarized parallel output beams.

    Attenuation range*​
    Tmax (when open): >99%; Tmin (when closed): 95%; Tmin (when closed): <0.5% (P-pol output)​ Dimensions (H x L x W): 56 x 99 x 90 mm​ *Higher values possible upon custom request

    Standard options

    Wavelength, nm

    Configuration

    Product ID

    Drawings

    266

    λ/2 Optically bonded waveplate + 2x TFP

    PXP-18-R-0266

    PDF

    343

    λ/2 Optically bonded waveplate + 2x TFP

    PXP-18-R-0343

    PDF

    355

    λ/2 Optically bonded waveplate + 2x TFP

    PXP-18-R-0355

    PDF

    515

    λ/2 Air-spaced waveplate + 2x TFP

    PXP-18-R-0515

    PDF

    532

    λ/2 Air-spaced waveplate + 2x TFP

    PXP-18-R-0532

    PDF

    1030

    λ/2 Air-spaced waveplate + 2x TFP

    PXP-18-R-1030

    PDF

    1064

    λ/2 Air-spaced waveplate + 2x TFP

    PXP-18-R-1064

    PDF

    PowerXP motorized transmission type attenuators are a reliable solution for industrial applications. Each attenuator includes motorized rotating quartz λ/2 phase waveplate, optically aligned to a single thin film polarizers which separates the input beam into individual s-polarized and p-polarized beams. The p-polarized beam is transmitted while s-polarized beam is directed to internal beam dump.

    Attenuation range*​
    Tmax (when open): >95%; Tmin (when closed): <0.5%​ Dimensions (H x L x W): 56 x 99 x 90 mm​ *Higher values possible upon custom request

    Standard options

    Wavelength, nm

    Configuration

    Product ID

    Drawings

    266

    λ/2 Optically bonded waveplate + TFP

    PXP-18-T-0266

    PDF

    343

    λ/2 Optically bonded waveplate + TFP

    PXP-18-T-0343

    PDF

    355

    λ/2 Optically bonded waveplate + TFP

    PXP-18-T-0355

    PDF

    515

    λ/2 Air-spaced waveplate + TFP

    PXP-18-T-0515

    PDF

    532

    λ/2 Air-spaced waveplate + TFP

    PXP-18-T-0532

    PDF

    1030

    λ/2 Air-spaced waveplate + TFP

    PXP-18-T-1030

    PDF

    1064

    λ/2 Air-spaced waveplate + TFP

    PXP-18-T-1064

    PDF

    PowerXP motorized cube type attenuators are a reliable solution for industrial applications. Each attenuator includes motorized rotating quartz λ/2 phase waveplate, optically aligned to a polarizing beamsplitting cube which separates the input beam into individual s-polarized and p-polarized perpendicular output beams.

    Attenuation range​​
    Tmax (when open): >97%, Tmin (when closed): 99%, Tmin (when closed): <3% (S-pol output​ Dimensions (H x L x W): 56 x 82 x 90 mm

    Standard options

    Wavelength, nm

    Configuration

    Attenuation range at p-pol output (Tmin-Tmax) @ CWL

    Attenuation range at s-pol output (Tmin-Tmax) @ CWL

    Product ID

    Drawings

    355

    λ/2 Optically bonded waveplate + Optically bonded PBS cube

    0.3-96%

    4-99%

    PXP-18-C-0355

    PDF

    515

    λ/2 Air-spaced waveplate + Optically bonded PBS cube

    0.3-97%

    3-99%

    PXP-18-C-0515

    PDF

    532

    λ/2 Air-spaced waveplate + Optically bonded PBS cube

    0.3-97%

    3-99%

    PXP-18-C-0532

    PDF

    1030

    λ/2 Air-spaced waveplate + Optically bonded PBS cube

    0.3-97%

    3-99%

    PXP-18-C-1030

    PDF

    1064

    λ/2 Air-spaced waveplate + Optically bonded PBS cube

    0.3-97%

    3-99%

    PXP-18-C-1064

    PDF

    PowerXP motorized cube type attenuators are a reliable solution for industrial applications. Each attenuator includes motorized rotating quartz λ/2 phase waveplate, optically aligned to a polarizing beamsplitting cube which separates the input beam into individual s-polarized and p-polarized perpendicular output beams.

    Attenuation range​

    Tmax (when open): >97%, Tmin (when closed): 99%, Tmin (when closed): <3% (S-pol output​ Dimensions (H x L x W): 56 x 82 x 90 mm

    Standard options

    Wavelength, nm

    Configuration

    Product ID

    Drawings

    343

    λ/2 Optically bonded waveplate + TFP + compensating window

    PXP-18-CL-0343

    PDF

    355

    λ/2 Optically bonded waveplate + TFP + compensating window

    PXP-18-CL-0355

    PDF

    515

    λ/2 Air-spaced + TFP + compensating window

    PXP-18-CL-0515

    PDF

    532

    λ/2 Air-spaced + TFP + compensating window

    PXP-18-CL-0532

    PDF

    1030

    λ/2 Air-spaced + TFP + compensating window

    PXP-18-CL-1030

    PDF

    1064

    λ/2 Air-spaced + TFP + compensating window

    PXP-18-CL-1064

    PDF

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