Filters - Optical Densities

High precision filters for your optical experiments. We offer a selection (anti-heat filters, color filters, optical densities, pass-band filters ...) which can be completed on request.

Many models available on request, according to technical specifications :
 export@ovio-instruments.com
  1. Variable Reflective Neutral Density Filter BK7 25.4x76.2mm Wavelength 400-700nm - Ovio Optics
    Variable Reflective Neutral Density Filter BK7 25.4x76.2mm Wavelength 400-700nm
    The VND is a reflective ND filter. The reflectivity and the transmittance vary by rotation. They are used mainly for light intensity adjustment in vision...
    €377.10 Excl. Tax €452.52 Incl. Tax

    Availability: On order

  2. Heat Absorbing Filter 50mm 701nm - Ovio Optics
    Heat Absorbing Filter 50mm 701nm
    This product is widely used for absorbing heat from halogen and xenon lights for experiments that need to avoid UV or heat from those lightings.
    €62.70 Excl. Tax €75.24 Incl. Tax

    Availability: On order

  3. Absorptive Neutral Density Filter Unmounted (Visible) 50mm - Ovio Optics
     
    Absorptive Neutral Density Filter Unmounted (Visible) 50mm
    We offer a complete line of ND filters to reduce intensity of the visible light. This is an absorptive type of filter that reduces stray reflected light...
    Starting at: €43.70 Excl. Tax €52.44 Incl. Tax

    Availability:  

  4. Short Wave Cutoff Filter 50x50mm - Ovio Optics
     
    Short Wave Cutoff Filter 50x50mm
    Longpass filter that cut the short wavelength and let the long wavelength transmit. Primarily used for cutting the unused wavelength like the UV light...
    Starting at: €58.50 Excl. Tax €70.20 Incl. Tax

    Availability:  

  5. Filter D50mm - Ovio Optics
     
    Filter D50mm
    A filter that transmits a specific wavelength at green from blue, and cuts off other wavelengths in the visible range. It is used to select blue or green...
    Starting at: €67.40 Excl. Tax €80.88 Incl. Tax

    Availability:  

  6. Absorptive Neutral Density Filter Unmounted (Visible) D25mm - Ovio Optics
     
    Absorptive Neutral Density Filter Unmounted (Visible) D25mm
    We offer a complete line of ND filters to reduce intensity of the visible light. This is an absorptive type of filter that reduces stray reflected light...
    Starting at: €30.40 Excl. Tax €36.48 Incl. Tax

    Availability:  

  7. Reflective Neutral Density Filter Unmounted (Visible) D25mm - Ovio Optics
     
    Reflective Neutral Density Filter Unmounted (Visible) D25mm
    The reflective ND filter is used for high power and broadband wavelength light density reducing. The untransmitted light would not be absorbed, there...
    Starting at: €44.60 Excl. Tax €53.52 Incl. Tax

    Availability: