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BioAnalyzer Microarray

The LaVision BioTec‘s BioAnalyzer is more than a Fluorescence Imager for Micro DNA Slides – the BioAnalyzer is an universal device for fluorescence imaging/microscopy.

Available Versions:

 

  • Micro Titer Plate Imaging
  • UV Excitation
  • High Resolution Imaging

 

All versions utilize LaVision BioTec‘s innovative white light excitation concept in combination with up to date CCD technology. Both provide unmatched flexibility. Just the change of standard filters adapts the instrument on almost any dye.





Two different fluorescence illumination concepts are designed to match the application.

Dark Field Fluorescence illumination

This technique delivers high signal to noise ratio and provides a sensitivity that is better than 0,06 fluorophores per µm2 – but the technique is limited to flat substrates.


EPI Fluorescence illumination

EPI fluorescence is not limited to flat substrates as it excites and detects fluorescence by common objective lens from the top. Thus it is the perfect choice for microtiterplate imaging.




BioAnalyzer 4 EPI

 

Optics of the BioAnalyzer EPI have been completely redesigned to allow efficient illumination and imaging inside well structures like micro titer plates.

The EPI-fluorescence system has been developed to combine optical resolution of 5µm per pixel with high numerical aperture and therefore brilliant sensitivity over spectral range from 395-750nm.

Fast motorized sample positioning allows overviews with full resolution up to 180x200mm2 within one image. FIPS software allows fully automated plate movement and reading of (e.g.) 96 wells within 30 seconds. Additionally, sub-grids and sub-areas can be user defined and evaluated automatically.





Imaging Tool for Microscopy Applications

Optics of the BioAnalyzer have been redesigned to increase the optical resolution. High aperture and long a distance objective lens have been introduced into the optical setup. Mechanical stability of the assembly has been improved to suppress smearing effects of the image. With standard CCD one image covers an area of 5.0x3.8mm2. Fast motorized sample positioning allows overviews with full resolution up to 40x50mm2 within one image. Dark field illumination of the sample gives brilliant images and excellent contrast.


Mouse kidney section. CCD intergration time 150ms



The BioAnalyzer 4F can be equipped with an optional UV Kit that contains:

  • Quartz Lenses in Excitation Light Path
  • UV transmitting light guide
  • Special Filters

 

The UV Kit option allows the user to excite native Fluorescence and UV dyes.



LaVision BioAnalyzer Product Overview

 
BA 4F BA 4F with UV Kit BA 4 EPI

Excitation Range

395-750nm

320-750nm

395-750nm

Detection Range

350-800nm

350-800nm

350-800nm

# of Colors

4

4

4

Free Choice of Dye

Yes

Yes

Yes

Sensitivity
Fluorophores / µm2 [Cy3]

< 0,06

< 0,06

< 1,6

QE CCD [%]

>60 @ 480-550nm

>60 @ 480-550nm

>60 @ 480-550nm

CCD temperature [°C]

-12

-12

-12

CCD dynamic [bit]

12

12

12

16 bit mode

Yes

Yes

Yes

CCD read out noise e- rms

4 ... 5

4 ... 5

4 ... 5

Full Well Capacity

18000

18000

18000

CCD Resolution

1376 x 1040

1376 x 1040

1376 x 1040

Pixel Size

6.45µm x 6.45µm

6.45µm x 6.45µm

6.45µm x 6.45µm

Pixel Resolution [µm]

3.6 - 11,5

3.6 - 11,5

3.6 - 11,5

Optical Resolution [µm]

~ 5 -12

~ 5 -12

~ 5 -12

Stages (max xy range)

Microtiterplate Format

Microtiterplate Format

Microtiterplate Format

Sample Format

Microtiterplates (option, system is limited to flat substrates) Standard slides

Microtiterplates (option, system is limited to flat substrates) Standard slides

Microtiterplates and Standard slides

Chemiluominescence

Yes

Yes

Yes


 

Download the BioAnalyzer Microarray Datasheet.