DoroTEK's infrared detectors offer comprehensive solutions adapted to a wide range of applications and environmental conditions

DoroTEK's infrared detectors offer comprehensive solutions adapted to a wide range of applications and environmental conditions
DoroTEK is a diversified technology company offering infrared detectors, optical components and laser marking solutions. In close co-operation with its partners and by investing in state-of-the-art technology, DoroTEK offers precise and flexible products and services in its field. The company's main products: IR detectors and IR modules, offering photoresistors, photodiodes and PEM detectors complemented by preamplifiers and cooler controllers, mechanical mounting aids and heat sinks; optical components and assemblies, with a product range that includes planar optics (e.g. prisms, wedges and flat panels, mirrors, polarisers) and spherical optics (e.g. lenses, achromatic mirrors, ternaries, objective lenses, concave and convex mirrors) ; laser marking and laser engraving, DoroTEK has modern laser marking systems based on fibre lasers, Nd:YAG and CO2 lasers at the Strausberg site, with products for a wide range of industrial, scientific and commercial applications, reflecting the company's expertise in optical precision, infrared detection sensitivity and laser marking flexibility.

Infrared Detectors
DoroTEK's infrared detectors offer comprehensive solutions for a wide range of infrared radiometry applications. Combining high sensitivity, extremely fast response times and advanced noise reduction to meet a wide range of industrial and scientific needs, IR detectors are further enhanced by their flexible configurations and optional accessories. From uncooled to cooled detectors, from single elements to complex arrays, DoroTEK offers a wide range of options to suit a variety of applications and environmental conditions.

Product features
Wide spectral range: covering a spectral range of about 2-16µm
High speed response: time constant less than 1ns, bandwidth up to GHz range
High sensitivity: MWIR detectors with D* values within theoretical limits (BLIP detectors)
Noise reduction techniques: Noise reduction by optical immersion and anti-interference techniques
Versatile configurations: single elements, quadrants and arrays (linear, bilinear) available
Material classification: Depending on the material used, detectors are divided into HgCdTe detectors and InAs, InAsSb detectors
Functional classification: according to the functional principle, they are divided into photovoltaic (PV), photoelectric magnetic (PEM) and photoconductive (PC) groups
Cooling classification: divided into uncooled detectors and detectors with 2, 3 or 4 levels of TE cooling
Special designs: including multi-junction design (M), optical immersion (I) and superlattice design (S)
Window options: Different window options are available to protect the detector and suppress interference
Flexibility: Offers diverse configurations from uncooled to TE-cooled, from single elements to complex arrays