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Standard Filters

UV Filter

Asahi Spectra offers variable kinds of precise UV Filters that will surely fit your needs and deliver the solution. We always manifest the measured performance graph if available so that customers can simply understand if you can use it in your application, and that draws the line with the other manufacturers who show only designed data. All our products are carefully tested and measured by lot-base and those data are attached with the products when shipped. We will give you the "safe" products proven with the fact.

Our filter capability in UV range are:

  • long pass and short pass filters
  • bandpass filters 10nm FWHM (254-390nm)
  • bandpass filters 5nm FWHM (380-395nm)

Standard Filters

  • Select a filter to proceed to shopping. (details)

Standard Filters

Custom Filters

Type Description Item# Size(mm) Cut/off(nm) Cut/on(nm) CWL(nm)
Shortpass Shortpass Filter/UV 250nm XUS0250 25 Dia. 250    
Shortpass Shortpass Filter/UV 250nm ZUS0250 50x50 250    
Shortpass Shortpass Filter/UV 265nm XUS0265 25 Dia. 265    
Shortpass Shortpass Filter/UV 265nm ZUS0265 50x50 265    
Shortpass Shortpass Filter/UV 300nm XUS0300 25 Dia. 300    
Shortpass Shortpass Filter/UV 300nm ZUS0300 50x50 300    
Shortpass Shortpass Filter/UV 325nm XUS0325 25 Dia. 325    
Shortpass Shortpass Filter/UV 325nm ZUS0325 50x50 325    
Shortpass Shortpass Filter/UV 350nm XUS0350 25 Dia. 350    
Shortpass Shortpass Filter/UV 350nm ZUS0350 50x50 350    
Shortpass Shortpass Filter/UV 385nm XUS0385 25 Dia. 385    
Shortpass Shortpass Filter/UV 385nm ZUS0385 50x50 385    
Longpass Longpass Filter/UV 250nm XUL0250 25 Dia.   250  
Longpass Longpass Filter/UV 250nm ZUL0250 50x50   250  
Longpass Longpass Filter/UV 275nm XUL0275 25 Dia.   275  
Longpass Longpass Filter/UV 275nm ZUL0275 50x50   275  
Longpass Longpass Filter/UV 300nm XUL0300 25 Dia.   300  
Longpass Longpass Filter/UV 300nm ZUL0300 50x50   300  
Longpass Longpass Filter/UV 325nm XUL0325 25 Dia.   325  
Longpass Longpass Filter/UV 325nm ZUL0325 50x50   325  
Longpass Longpass Filter/UV 350nm XUL0350 25 Dia.   350  
Longpass Longpass Filter/UV 350nm ZUL0350 50x50   350  
Longpass Longpass Filter/UV 385nm XUL0385 25 Dia.   385  
Longpass Longpass Filter/UV 385nm ZUL0385 50x50   385  
Bandpass Bandpass Filter/254nm XBPA254 25 Dia.     254
Bandpass Bandpass Filter/254nm ZBPA254 50x50     254
Bandpass High Transmission UV Bandpass Filter/254nm XHQA254 25 Dia.     254
Bandpass Bandpass Filter/260nm XBPA260 25 Dia.     260
Bandpass Bandpass Filter/260nm ZBPA260 50x50     260
Bandpass High Transmission UV Bandpass Filter/260nm XHQA260 25 Dia.     260
Bandpass Bandpass Filter/270nm XBPA270 25 Dia.     270
Bandpass Bandpass Filter/270nm ZBPA270 50x50     270
Bandpass High Transmission UV Bandpass Filter/270nm XHQA270 25 Dia.     270
Bandpass Bandpass Filter/280nm XBPA280 25 Dia.     280
Bandpass Bandpass Filter/280nm ZBPA280 50x50     280
Bandpass High Transmission UV Bandpass Filter/280nm XHQA280 25 Dia.     280
Bandpass Bandpass Filter/290nm XBPA290 25 Dia.     290
Bandpass Bandpass Filter/290nm ZBPA290 50x50     290
Bandpass High Transmission UV Bandpass Filter/290nm XHQA290 25 Dia.     290
Bandpass Bandpass Filter/300nm XBPA300 25 Dia.     300
Bandpass Bandpass Filter/300nm ZBPA300 50x50     300
Bandpass High Transmission UV Bandpass Filter/300nm XHQA300 25 Dia.     300
Bandpass Bandpass Filter/310nm XBPA310 25 Dia.     310
Bandpass Bandpass Filter/310nm ZBPA310 50x50     310
Bandpass High Transmission UV Bandpass Filter/310nm XHQA310 25 Dia.     310
Bandpass Bandpass Filter/313nm XBPA313 25 Dia.     313
Bandpass Bandpass Filter/313nm ZBPA313 50x50     313
Bandpass High Transmission UV Bandpass Filter/313nm XHQA313 25 Dia.     313
Bandpass Bandpass Filter/320nm XBPA320 25 Dia.     320
Bandpass Bandpass Filter/320nm ZBPA320 50x50     320
Bandpass High Transmission UV Bandpass Filter/320nm XHQA320 25 Dia.     320
Bandpass Bandpass Filter/330nm XBPA330 25 Dia.     330
Bandpass Bandpass Filter/330nm ZBPA330 50x50     330
Bandpass High Transmission UV Bandpass Filter/330nm XHQA330 25 Dia.     330
Bandpass Bandpass Filter/340nm XBPA340 25 Dia.     340
Bandpass Bandpass Filter/340nm ZBPA340 50x50     340
Bandpass High Transmission UV Bandpass Filter/340nm XHQA340 25 Dia.     340
Bandpass Bandpass Filter/350nm XBPA350 25 Dia.     350
Bandpass Bandpass Filter/350nm ZBPA350 50x50     350
Bandpass High Transmission UV Bandpass Filter/350nm XHQA350 25 Dia.     350
Bandpass Bandpass Filter/360nm XBPA360 25 Dia.     360
Bandpass Bandpass Filter/360nm ZBPA360 50x50     360
Bandpass High Transmission UV Bandpass Filter/360nm XHQA360 25 Dia.     360
Bandpass Bandpass Filter/365nm XBPA365 25 Dia.     365
Bandpass Bandpass Filter/365nm ZBPA365 50x50     365
Bandpass High Transmission UV Bandpass Filter/365nm XHQA365 25 Dia.     365
Bandpass Bandpass Filter/370nm XBPA370 25 Dia.     370
Bandpass Bandpass Filter/370nm ZBPA370 50x50     370
Bandpass High Transmission UV Bandpass Filter/370nm XHQA370 25 Dia.     370
Bandpass Bandpass Filter/380nm XBPA380 25 Dia.     380
Bandpass Bandpass Filter/380nm YBPA380 50 Dia.     380
Bandpass Bandpass Filter/380nm ZBPA380 50x50     380
Bandpass High Transmission UV Bandpass Filter/380nm XHQA380 25 Dia.     380
Bandpass Bandpass Filter/390nm XBPA390 25 Dia.     390
Bandpass Bandpass Filter/390nm YBPA390 50 Dia.     390
Bandpass Bandpass Filter/390nm ZBPA390 50x50     390
Bandpass High Transmission UV Bandpass Filter/390nm XHQA390 25 Dia.     390
Bandpass Red Rejection UV Filter 340nm XRR0340 25 Dia.     340
Bandpass Red Rejection UV Filter 340nm ZRR0340 50x50     340

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