TMc300 Triple Grating Monochromator

Product catalog summary

Overview: The TMc300 Monochromator is a versatile and popular optical instrument designed for a wide spectral range in a single scan. It is compatible with various sources, detectors, and accessories, making it integral to light measurement solutions across UV, visible, and IR spectrums.

Key Features:

300mm focal length in a Czerny-Turner configuration.
Accommodates up to three diffraction gratings for wide spectral range measurements.
Configurable over ranges from 200nm to 50µm, with limitations below 300nm due to stray light.
Supports up to two entrance and/or exit ports with automated mirror-based selection.
Large rectangular gratings for enhanced light throughput and minimized scattered light.
Fast wavelength acquisition with zero backlash.

Configurations: The TMc300 offers several configurations, including standard and alternative setups, to suit different measurement needs.

Optical Layout:

Symmetrical Czerny Turner configuration with a 300mm focal length.
Triple grating turret accommodating 1-3 gratings of size 68 x 84mm.
Aperture ratio of f/4.1 at all grating angles.
1/2 or 2/1 entrance/exit ports.

Opto-Mechanical Specifications:

Mechanical resolution drive of 0.000072°/step.
Slit types include fixed, micrometer, or motorized variable.
Slit dimensions range from 10µm-8mm (W) x 20mm (H).
Filter size of 25mm diameter.

Optical Performance:

Spectral range within 200nm-50µm.
Linear dispersion of 2.7nm/mm.
Wavelength accuracy of ±0.2nm and reproducibility of ±0.05nm.
Resolution of 0.3/0.1nm for full/reduced slit height.
Stray light rejection at 2.5 FWHM of 10^-5.
Wavelength acquisition speed of 1000nm/s.

Automation: The device features a USB computer interface and is controlled via BenWin+/SDK software.

Electrical/Mechanical Specifications:

Dimensions: 316W x 354D x 209H mm.
Optical height: 115mm.
Weight: 14 kg.
Power supply: Mains input 110/220V 50/60Hz.

Options: Additional options include diffraction gratings and order sorting filters, detailed in separate datasheets.

Contact Information: Bentham Instruments Ltd, 2 Boulton Road, Reading, Berkshire, RG2 0NH, United Kingdom. Phone: +44 (0) 118 975 1355, Email: [email protected], Website: www.bentham.co.uk

Catalog excerpts

TMc300 Monochromator with triple grating turret

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The TMc300 single monochromator remains one of our most popular, thanks to its flexibility of configuration and its ability to cover a wide spectral range in a single scan. Compatible with the full range of sources, detectors and accessories of the Bentham portfolio, the TMc300 monochromator is at the heart of many of our light measurement solutions throughout the UV, visible and IR. • 300mm focal length single monochromator in Czerny-Turner configuration • Accommodates up to three diffraction gratings to permitting single-scan measurement over wide spectral range • May be configured over...

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