Del Mar Photonics - Newsletter
Femtosecond Fluorescence Up-Conversion Spectrometer Beacon - request a quote
Beacon Femtosecond Optically Gated Fluorescence Kinetic Measurement System
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Femtosecond Fluorescence Up-Conversion Spectrometer with femtosecond Ti:
sapphire laser with the following specifications:
• Turnkey fluorescence up-conversion femtosecond spectroscopy system
• Fluorescence kinetics in solutions, solid samples and thin films
• < 100 fs temporal resolution
• >105 detection dynamic range
• Computer controlled double monochromator
• Fluorescence anisotropy measurements
Specifications for Femtosecond Ti:Sapphire Oscillator
1. One box Ti:Sapphire oscillator (pump laser and Ti:Sapphire oscillator will be
seating in the same box) with appropriate chiller
for cooling.
2. Pulse width: <100 fs
3. Tuning range: 690-1040 nm
4. Average power (around 800 nm) : >2.5 w
5. Repetition rate: 80 MHz
6. Spatial mode: TEM00
7. Polarization: horizontal >500:1
8. Noise: <0.15%
9. Output Power Stability: <±1%
10. Beam divergence: <1mrad
11. Beam diameter: 1.2 mm
12. Operating voltage: 220 VAC ± 10%
13. Operating temperature range: 15° C to 35°C
14. Power meter
15. IR Viewer
FEMTOSECOND FLURESCENCE UP- CONVERSION SYSTEM SPECIFICATIONS REQUIRED:
1. One box fluorescence measurement system comprising of Fluorescence
Up-conversion spectrometer
2. It should be compatible to mode locked Ti: Sapphire oscillator.
3. Fluorescence spectral range for up-conversion measurement: 320 nm to 1600 nm
4. Time resolution (up-conversion IRF): <200 fs with Second Harmonic excitation
5. Maximum delay between gate and excitation pulse: 0.78fs/step
6. Double grating monochromator for precisely selecting wavelength of interest.
7. Capable of measuring fluorescence kinetics in solutions, solid samples and
thin films.
8. Sample cell specification for liquid sample: magnetically stirred or rotating
cell.
9. Frequency conversion unit: Both second harmonic (SHG) and third harmonic
generator (THG) should be provided with system.
10. Capable of measuring fluorescence anisotropy.
11. Data acquisition and analysis software.
12. Detector: Photon counting PMT.
One vibration free table (10 4) for mounting optics and keeping laser as per
convention.
Related publications:
Femtosecond up-conversion
technique for probing the charge transfer in a P3HT : PCBM blend via
photoluminescence quenching
Femtosecond Fluorescence Upconversion
Investigations on the Excited-State Photophysics of Curcumin
Femtosecond fluorescence upconversion spectroscopy of vapor-deposited
tris(8-hydroxyquinoline) aluminum films
Femtosecond Solvation Dynamics in a Neat Ionic
Liquid and Ionic Liquid Microemulsion: Excitation Wavelength Dependence
Excited state dynamics of a partially conjugated polymer studied by femtosecond
fluorescence upconversion spectroscopy
Femtosecond Fluorescence Upconversion Studies of
Light Harvesting by â-Carotene in Oxygenic Photosynthetic Core Proteins
Femtosecond Broadbandfluorescence Upconversion
Related Products:
Trestles LH Ti:Sapphire
laser Trestles LH is a new series of high quality femtosecond Ti:Sapphire lasers for applications in scientific research, biological imaging, life sciences and precision material processing. Trestles LH includes integrated sealed, turn-key, cost-effective, diode-pumped solid-state (DPSS). Trestles LH lasers offer the most attractive pricing on the market combined with excellent performance and reliability. DPSS LH is a state-of-the-art laser designed for today’s applications. It combines superb performance and tremendous value for today’s market and has numerous advantages over all other DPSS lasers suitable for Ti:Sapphire pumping. Trestles LH can be customized to fit customer requirements and budget. Reserve a
spot in our Femtosecond lasers training
workshop in San Diego, California. Come to learn how to build a
femtosecond laser from a kit |
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DPSS DMPLH lasers |
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Near IR viewers Ultraviolet viewers are designed to observe radiation emitted by UV sources. |
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Hatteras-D
femtosecond transient absorption data acquisition system Future nanostructures and biological nanosystems will take advantage not only of the small dimensions of the objects but of the specific way of interaction between nano-objects. The interactions of building blocks within these nanosystems will be studied and optimized on the femtosecond time scale - says Sergey Egorov, President and CEO of Del Mar Photonics, Inc. Thus we put a lot of our efforts and resources into the development of new Ultrafast Dynamics Tools such as our Femtosecond Transient Absorption Measurements system Hatteras. Whether you want to create a new photovoltaic system that will efficiently convert photon energy in charge separation, or build a molecular complex that will dump photon energy into local heat to kill cancer cells, or create a new fluorescent probe for FRET microscopy, understanding of internal dynamics on femtosecond time scale is utterly important and requires advanced measurement techniques. Reserve a
spot in our Ultrafast Dynamics Tools
training workshop in San Diego, California. |
|
Wavefront Sensors: ShaH Family A family of ShaH wavefront sensors represents recent progress of Del Mar Photonics in Shack-Hartmann-based technology. The performance of Shack-Hartmann sensors greatly depends on the quality of the lenslet arrays used. Del Mar Photonics. developed a proprietary process of lenslet manufacturing, ensuring excellent quality of refractive lenslet arrays. The arrays can be AR coated on both sides without interfering with the micro-lens surface accuracy. Another advantage of the ShaH wavefront sensors is a highly optimized processing code. This makes possible real-time processing of the sensor data at the rate exceeding 1000 frames per second with a common PC. Due to utilizing low-level programming of the video GPU, it is possible to output the wavefront data with a resolution up to 512x512 pixels at a 500+ Hz frame rate. This mode is favorable for controlling modern LCOS wavefront correctors. The family of ShaH wavefront sensors includes several prototype models, starting from low-cost ShaH-0620 suitable for teaching laboratory to a high-end high-speed model, ShaH-03500. The latter utilizes a back-illuminated EM-gain CCD sensor with cooling down to -100°C. This makes it possible to apply such a wavefront sensor in astronomy, remote sensing, etc. |
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Terahertz systems, set ups and components New band pass and long pass THz optical filters based on porous silicon and metal mesh technologies. Band pass filters with center wavelengths from 30 THz into GHz range and transmissions up to 80% or better. Standard designs with clear aperture diameters from 12.5 to 37.5 mm. Long pass filters with standard rejection edge wavelengths from 60 THz into GHz range. Maximum transmission up to 80% or better, standard designs at 19.0 and 25.4 mm diameters. Excellent thermal (from cryogenic to 600 K) and mechanical properties THz products: Portable Terahertz Source THz Spectrometer kit with Antenna THz transmission setup THz time domain spectrometer Pacifica fs1060pca THz time domain spectrometer Pacifica fs780pca THz detectors: Golay cell and LiTaO3 piroelectric detectors PCA - Photoconductive Antenna as THz photomixer Pacifica THz Time Domain Spectrometer - Trestles Pacifica Holographic Fourier Transform Spectrometer for THz Region Wedge TiSapphire Multipass Amplifier System - THz pulses generation Terahertz Spectroscopic Radar Mobile System for Detection of Concealed Explosives Band pass filters with center wavelengths from 30 THz into GHz range Long pass filters with standard rejection edge wavelengths from 60 THz into GHz range Generation of THz radiation using lithium niobate Terahertz crystals (THz): ZnTe, GaAs, GaP, LiNbO3 - Wedge ZnTe Silicon Viewports for THz radiation Aspheric collimating silicon lens - Aspheric focusing silicon lens |
Del Mar Photonics, Inc.
4119 Twilight Ridge
San Diego, CA 92130
tel: (858) 876-3133
fax: (858) 630-2376
Skype: delmarphotonics
sales@dmphotonics.com