Leica Stellaris STED Super Resolution Confocal Laser Scanning Microscope

April 22, 2025

Laser scanning confocal microscope equipped with a tunable white light laser system, stimulated emission depletion laser for super resolution microscopy, and tunable emission filters for fixed or live sample imaging in the visible range.

Visuals
Capabilities
  • Super resolution imaging (~75 nm lateral) via 2D stimulated emission depletion
  • Photon arrival time recording and gating via TauSense
  • Tunable white light laser system for optimal fluorophore excitation
  • Spectrally tunable detectors
  • 3D z-stacks, timelapse, multi-position timelapse
  • Water pump and lens cap for long timelapse with water-immersion objective lens
Cost

Internal user $33/hour

Specs

Microscope

  • Leica DMi8 fully motorized inverted microscope
  • Automated stage with multi-area timelapse and mosaic imaging
  • 2D Stimulated emission depletion (STED) module

Scanning Mirrors

  • Galvanometer scanner for high-definition imaging (16×16 – 8192×8192, 10-2600 lines/s)

Light Sources

  • 405 nm diode laser
  • Pulsed white light laser system (up to 8 tunable laser lines, 485 – 685 nm)
  • 775 nm pulsed laser for STED super resolution of red/far-red fluorophores
  • LED-based transmitted and epifluorescence illumination

Objectives

Air objectives:

  • HC PL APO 10x/0,40 CS2 (0.4 NA)

Multi-immersion:

  • HC PL APO 20x/0,75 IMM CORR CS2 (0.75 NA)
  • HC PL APO 40x/1,1 W CORR CS2 (1.1 NA)

Water-immersion:

  • HC PL APO 86x/1,20 W motCORR STED white (1.2 NA)

Oil-immersion

  • HC PL APO 100x/1,40 OIL STED white (1.4 NA)

Dichroics

  • Conventional dichroic mirrors

Detectors

  • 3 HyD detectors (cooled SiPM, 2 HyD S SP, 1 HyD X SP) with tunable emission filters
  • Transmitted light detector for brightfield imaging

Computer and Software

  • Olympus cellSens Dimension provided for additional post-acquisition data analysis and processing

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Posted under Imaging and Histology