スペクトラ・クエスト・ラボ List of Products and Services

This document provides explanations of basic terminology related to lasers. It introduces various topics, including gain media and devices that generate highly coherent finite intensity light, such as laser oscillators. Additionally, it includes explanations of various types of lasers, such as continuous wave lasers, pulsed lasers, and semiconductor lasers. We encourage you to read it. 【Contents (partial)】 ■ Gain media (laser media) ■ Laser oscillators ■ Single-mode oscillating lasers, multi-mode oscillating lasers ■ Continuous wave lasers (CW lasers), pulsed lasers ■ Semiconductor lasers *For more details, please refer to the PDF document or feel free to contact us.

• Laser marker

The "λ-Master 1040" is a wavelength-tunable semiconductor laser in the 1μm band that can be tuned to high output and wide bandwidth. With a newly designed external cavity, it enables high spectral purity (ASE-Free) and wideband mode-hop-free tuning. This product can also be applied to the generation of THz waves using UTC-PD. 【Features】 ■ High output and wide bandwidth tuning ■ Wideband mode-hop-free tuning available *For more details, please request documentation or view the PDF data available for download.

• Laser Components

I am very honored to receive the Industrial Award (Encouragement Award) from the Laser Society this time. In this document, I will provide a detailed explanation of the awarded external cavity wavelength-tunable semiconductor laser and the background of its development. Additionally, I will introduce our company's efforts towards increasing the output power and shortening the pulse duration of wavelength-tunable semiconductor lasers, aimed at creating a new spectroscopic measurement platform based on semiconductor laser technology. I hope you will take the time to read it. [Contents] ■ Introduction ■ Background of Development ■ Productization of Wavelength-Tunable Semiconductor Lasers ■ Increasing Output Power and Expansion to Other Spectral Regions ■ Development of Nanosecond and Picosecond Wavelength-Tunable Semiconductor Lasers ■ Conclusion *For more details, please refer to the PDF document or feel free to contact us.

• Other measurement, recording and measuring instruments

This document explains the development of a picosecond wavelength-tunable laser suitable for coherent Raman measurements, aimed at enhancing and popularizing bioimaging technology. It includes detailed information on topics such as "Broadbanding of Fiber Amplifiers" and "Development of Multi-Color CARS/SRS Microscopic Imaging Systems." Please take a moment to read it. 【Contents】 ■ Introduction ■ Development of a New High-Power Picosecond Wavelength-Tunable Laser ■ Broadbanding of Fiber Amplifiers ■ Development of Multi-Color CARS/SRS Microscopic Imaging Systems ■ Conclusion *For more details, please refer to the PDF document or feel free to contact us.

• Other measurement, recording and measuring instruments

This document provides an explanation of the narrow linewidth picosecond wavelength-tunable laser suitable for spectroscopic measurements. It includes detailed introductions with photos and graphs on topics such as "SQL's wavelength-tunable semiconductor laser," "generation of picosecond pulses through optical wave synthesis," and "broadbanding of optical fiber amplifiers." Please take a moment to read it. 【Contents (excerpt)】 ■ SQL's wavelength-tunable semiconductor laser ■ SQL's semiconductor optical amplifier ■ Wavelength-tunable pulse laser necessary for advanced spectroscopic measurements ■ Proposed picosecond wavelength-tunable laser ■ Generation of picosecond pulses through optical wave synthesis *For more details, please refer to the PDF document or feel free to contact us.

• Other measurement, recording and measuring instruments

The "RMO Series" is a product suitable for OEMs, featuring a coherence length of over 1km and a compact, robust design. When connected to a USB port on a PC (Windows 10), it is recognized as a serial port and can be operated immediately through simple command communication. The lab-use version is equipped with an AC adapter and a key switch, allowing for safe and easy use, while the OEM version starts operating when 24V DC is input. 【Features】 ■ ASE-free and mode-hop-free ■ Coherence length of over 1km ■ Simple control via serial communication ■ Compact and robust design suitable for OEMs ■ In the case of the OEM version, a UART port can be added as an option ■ Quantity discounts available for orders of 5 units or more *For more details, please refer to the PDF document or feel free to contact us.

• Other semiconductors

We would like to introduce our products, the "900nm Band Fiber Amplifier / Compact ASE-Free Wavelength Tunable Laser." The "900nm Band Fiber Amplifier" is capable of amplifying both CW and pulse inputs, making it suitable for applications such as bioimaging and coherent measurements that utilize nonlinear measurements. The "Compact ASE-Free Wavelength Tunable Laser" is an ASE-free, mode-hop-free wavelength tunable light source that adopts a unique external cavity structure. 【Features】 ■ 900nm Band Fiber Amplifier - Capable of amplifying CW and pulse inputs - Suitable for applications such as bioimaging and coherent lidar ■ Compact ASE-Free Wavelength Tunable Laser - ASE-free, mode-hop-free wavelength tunable light source with an external cavity structure - Designed as a compact model for laboratory use to be mounted in devices *For more details, please refer to the PDF document or feel free to contact us.

• Amplifier

This is a fiber amplifier with a CW output of 100mW in the 900nm band. The "900nm band fiber amplifier" can amplify both CW and pulse inputs, making it suitable for applications such as bioimaging and coherent measurements using nonlinear techniques. By combining it with our Fourier-limited pulse, wavelength-tunable nanosecond and picosecond lasers, it is possible to obtain on-demand pulses with a maximum peak output of >100W, ranging from 5ps to 10ns, and repetition rates from single-shot to 125MHz. ■ 900nm Band Fiber Amplifier - Capable of amplifying both CW and pulse inputs - Suitable for applications such as bioimaging and coherent lidar *For more details, please download the catalog from the link below.

• Laser Components

This is a high-output, wide-bandwidth CW-terahertz light source using a UTC-PD manufactured by NTT-EL for difference frequency mixing. The mixing light source employs an ASE-Free external cavity wavelength-tunable laser (λ-Master) from Spectra Quest Lab, achieving narrow linewidth, high spectral purity, and high frequency controllability. 【Features】 ■ High output with UTC-PD: up to 1μW ■ Wide-band frequency tuning: 0.3 to 4.5 THz ■ Fast and high-resolution frequency sweeping - 3MHz digital resolution - Maximum sweeping speed of 4THz/sec ■ High spectral purity: dynamic range > 50dB *For more details, please refer to the PDF document or feel free to contact us.

• Other electronic parts

The "λ-Impulse" is a nanosecond/picosecond semiconductor optical amplifier capable of generating 1 nanosecond Fourier limit linewidth pulses. On-demand pulsing with a maximum repetition rate of 125 MHz. The pulse width is as short as 1.3 ns. It is also possible to equip optical isolators and pulse delay units as options. 【Features】 ■ Generates 1 nanosecond Fourier limit linewidth pulses ■ On-demand pulsing / Maximum repetition rate of 125 MHz ■ Pulse extinction ratio exceeding 80 dB ■ 1.5 W peak output / kW output when used with Yb fiber amplifier ■ 50 ps pulse width when used with pulse picker *For more details, please refer to the PDF document or feel free to contact us.

• Other electronic parts

The "λ-Amp 1040" is a light amplifier capable of 1W output based on semiconductor technology. It has a wide bandwidth gain range of 30dB spanning from 980nm to 1085nm, allowing for over 50% PM-Fiber coupling across all wavelength bands. Compared to fiber amplifiers, it offers greater stability and higher spectral purity, making it effective for precise spectroscopic measurements and other applications. 【Features】 ■ Amplification Band: 900nm band (920nm~1000nm), 1um band (980nm~1085nm) ■ Maximum Output: 1W (free space), 500mW (PM-Fiber end)

• Transistor

The "λ-Master 1040" is a wavelength-tunable semiconductor laser in the 1μm range that can be tuned to high output and broad bandwidth. With a newly designed external cavity, it enables high spectral purity (ASE-Free) and broad bandwidth mode-hop-free tuning. This product can also be applied to the generation of THz waves using UTC-PD. 【Features】 ■ High output and broad bandwidth tuning capability ■ Broad bandwidth mode-hop-free tuning available *For more details, please request documentation or view the PDF data available for download.

• Laser Components