attoCFM I+
PAGE 41
Included features
• 125 μm scan range @ 4 K
• closed loop scanning @ 1 nm resolution
...for further details, see page 27
Cryogenic apochromatic objectives
• negligible chromatic focal shift in working range
• uniform spot size and intensity within apochromatic range
...for further details, see page 44
PRODUCT KEY FEATURES
• interferometric encoders for closed loop scanning with 1nm resolution
• 125 μm scan range @ 4 K
• low temperature apochromatic objectives with NA up to 0.82
• quick exchange sample holder with 8 electrical contacts
• optical setup offering highest flexibility
• modular beam splitter head outside of cryostat
• wavelength and polarization filtering of the excitation and collection
signal possible
• large coarse positioning range at low temperatures
• interferometric optional encoders for closed loop scanning (optional)
• sample monitoring via CCD camera (field of view: 50-75 µm)
10 µm
Quantum Dot
Spectroscopy
Laser spot
BENEFITS
• easy tracking of regions of interest & distortion-free images
• fits standard cryogenic and magnet sample spaces
• very broad variety of applications, ranging from classical CFM
measurements to Raman spectroscopy
• excellent stability in high magnetic fields
• highest measurement sensitivity
• access to a large area on the sample surface
Magneto-optical
Kerr effect (MOKE)
APPLICATION EXAMPLES
• solid state physic and quantum dot optics
• fluorescence, photoluminescence and photoconductivity of quantum
dots, nanowires, 2D-layered materials, photonic crystals, single
molecules
Cryogenic
Photolithography
COMPATIBLE COOLING SYSTEMS
• attoLIQUID1000/2000, attoLIQUID3000/5000 (on request)
• attoDRY700/1000/1100/2100
attoDRY LAB
Dry Measurement Systems