Confocal Microscope – Modular

  • 1p or 2p confocal images
  • FLIM in the frequency domain or in TCSPC
  • phosphorescence lifetime imaging (PLIM)
  • polarization images

Contact person: Wolf Wagner (Ph.D.)

The Confocal microscope – Modular offers a compact and fast solution for quantitative live-cell biology and high-precision fluorescence imaging. Thanks to its modular design, the system can be flexibly adapted to various research requirements. The Q2 microscope enables the acquisition of confocal images, FLIM data, and various fluorescence fluctuation spectroscopy measurements such as FCS, FCCS, PCH, Scanning FCS, RICS, and Number & Brightness (N&B).

The system also supports single- and multiphoton excitation and can be combined with various laser sources. The standard configuration includes two detection channels and a multiphoton laser with a 780 nm wavelength, although a Ti:sapphire laser, a supercontinuum laser, or a single-photon laser can also be connected. Finally, the high-performance detectors (GaAs PMT, Hybrid PMT, or APD) ensure the highest sensitivity and image quality.

Outstanding imaging technologies

The Q2 confocal microscope It boasts a variety of innovative imaging technologies. It offers 1P or 2P confocal imaging in x, y, z, and t, while fluorescence lifetime measurements can be performed both in the frequency domain (FastFLIM) and with time-resolved single-photon counting (TCSPC). Furthermore, phosphorescence lifetime imaging (PLIM) enables detailed analyses of long-lived fluorophores.

Furthermore, the system enables high-precision single-molecule imaging, enabling the determination of FRET efficiency, stoichiometry, and burst analyses for molecular interactions. Finally, nanoimaging technology enables the reconstruction of dynamic structures with a resolution of up to 20 nm, providing new insights into cellular mechanisms and biomolecular processes.

Versatile areas of application

Thanks to its modular architecture, the Confocal microscope – Modular for a wide range of applications. It is used in live cell research to visualize the dynamics of individual proteins and their interactions within the cell. Materials scientists also benefit from 3D particle tracking, which enables precise motion analyses in nanostructured materials. Furthermore, the system is used in pharmacology to investigate drug interactions and receptor binding mechanisms. Finally, the combination of confocal microscopy, FLIM, FCS, and nanoimaging opens up new possibilities for quantitative biology and biophysical research.

Contact

Do you have any questions about Q2 or do you need individual advice for your application? Please feel free to contact us – our team of experts will help you find the optimal solution for your requirements.

characteristics

1-photon excitation (1p excitation)

  • ISS laser launcher (models for 3-, 4- and 6-laser)
  • wavelengths from 375 nm to 1,000 nm
  • Pulse Interleave Excitation (PIE)
  • Supercontinuum lasers with wavelengths from 400 nm to 950 nm

2-photon excitation (2p excitation)

  • Ultrashort femtosecond Ti:sapphire lasers
  • Ultrashort femtosecond fiber lasers

galvanometer scanner

  • 2 silver-coated galvanometer scanner mirrors
  • Clear optical surface: 3 mm or 5 mm
  • Maximum scanning speed: 5 kHz for 3 mm and 1 kHz for 5 mm
  • Scan resolution: 64 × 64 to 4096 × 4096 pixels
  • Scan modes: Pt, Xt, XZ, XY, XZt, XYt, XYZ
  • ROI scanning: rectangle, ellipse, polygon, line

positioning controls

  • ISS 3-axis control unit
  • ISS XY galvanometer scanner control unit
  • ISS Z-piezo control unit
  • microscope-integrated focusing module
  • Automatic XY levels (ASI, Prior)
  • XYZ piezo stages (MadCity, PI)

pinhole

  • Single, variably adjustable pinhole
  • diameters from 20 µm to 1,000 µm

detectors

  • Cooled GaAsP and GaAs PMTs
  • Cooled Hybrid PMTs
  • SPADs

data recording unit

  • FastFLIM (Digital Frequency Domain FLIM)
  • SWISS TCSPC card (Time Domain FLIM)

software

  • VistaVision

Computer & Monitor

  • high-performance processor, 32 GB RAM
  • 32″ monitor, resolution 2556 × 1440

operating system

  • Windows 11, 64-bit

power supply

  • Universal input: 110-240 V, 50/60 Hz, 400 VAC

Dimensions (mm)

  • 420 (L) × 330 (W) × 150 (H)

Weight (kg)

  • 13.5 (without detectors)

notes

  • Q2 has been fully evaluated and validated for use with the ISS Laser Launcher, Fianium SC-400 Laser, and Toptica FemtoFiber Pro 2p Laser.
  • VistaVision offers capabilities for measurements in spectroscopy mode (at a single point), raster or orbit scan mode (2D XY), optical sectioning mode (3D), time-lapse mode, stage scan mode for multi-well plates, or a combination of these methods.

measurements for Q2

Confocal intensity and lifetime imaging

  • 1p or 2p confocal images
  • FLIM in the frequency domain or with TCSPC
  • phosphorescence lifetime imaging (PLIM)
  • polarization images
  • Steady-state and time-resolved polarization anisotropy imaging

fluorescence fluctuation spectroscopy (FFS)

  • fluorescence correlation spectroscopy (FCS)
  • fluorescence cross-correlation spectroscopy (FCCS)
  • photon counting histogram (PCH)
  • fluorescence lifetime correlation spectroscopy (FLCS)
  • scanning FCS
  • Number & Brightness (N&B)
  • scanning imaging correlation spectroscopy (RICS)
  • particle tracking (optional)
  • 3D reconstruction of the molecular trajectory

single-molecule FRET burst analysis

  • burst analysis
  • FRET and correlation methods
  • PIE-FRET methods

Data Sheets

ISS_Q2_DataSheet

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