PMT bare tube with wide spectrum and high gain is a side window type photomultiplier tube designed specifically for low light precision detection. Using quartz glass windows and multi alkali photocathodes, the spectral response covers 165-900 nm (deep ultraviolet to near-infrared), and a 9-stage ring doubling structure achieves high gain of 10 ⁶ -10 ⁷ and nanosecond fast response. It is widely used in environmental monitoring, semiconductor detection, fluorescence analysis, chemiluminescence detection, and photon counting, and supports customized sensitivity, gain, and structure according to drawings.

TAOMSUN sapphire convex / hemisphere lenses are precision-machined from optical grade sapphire single crystal (α-Al₂O₃). With a Mohs hardness of 9 and a transmission range covering 0.17-5.5μm (UV to mid-infrared), sapphire offers extremely high surface hardness, chemical corrosion resistance, high temperature resistance and excellent thermal conductivity – the ideal choice for optical systems in demanding environments. Available in plano-convex, plano-concave, biconvex, meniscus and hemispherical forms; size, focal length and coating can be customized per drawing. Widely used in laser focusing, fiber coupling, imaging systems, endoscopes, sensors and laser aesthetic equipment.

The concave holographic grating is a key dispersive element in spectroscopic instruments, manufactured by holographic recording technology with a variable-spacing curved-groove structure. It combines both dispersion and imaging functions, allowing a spectrometer to be built with just one optical active surface. Compared with ruled gratings, it offers advantages in aberration correction, signal-to-noise ratio and cost, and is widely used in a variety of spectral analysis applications, providing strong support for accurate detection.

TAOMSUN ultraviolet transmission grating is made of UV grade fused silica, CaF ₂ or borosilicate glass substrate, coated with antireflection film, and suitable for 250 – 600 nm ultraviolet band. The product offers multiple sizes of 12.7 × 12.7, 25 × 25, and 50 × 50 mm, with optional line densities of 300, 600, 830, and 1200 lines/mm. The flare angles can be selected from 8.63 °, 22.02 °, 19.39 °, and 36.87 °, covering the wavelength range of 250-500, 250-600, and 250-450 nm. The grating has high diffraction efficiency near the flare wavelength and can effectively reduce UV signal attenuation; UV grade substrates have high UV transmittance and good chemical stability, and are not easily aged or deformed after long-term use; Not sensitive to polarized light, can stably maintain diffraction effect, and reduce measurement errors caused by polarization interference. Suitable for spectroscopic instruments such as UV spectrometers and UV visible spectrophotometers, as well as research experiments on material optical properties and photophysical process analysis in universities and research institutions. Overseas sales/technical support are provided by METICULAB (Korea).

TAOMSUN near-infrared transmission grating, made of quartz (JGS1) or K9 substrate, coated with anti reflective film on the surface, suitable for the 780-2500 nm near-infrared band. The product offers multiple sizes including 12.7 × 12.7, 25 × 25, and 50 × 50 mm, with optional glitter angles of 24.8 ° and 31.6 °, and a line density of 300 lines/mm. Additionally, there are 12.7 × 12.7 × 6 mm, 1200 lines/mm, and a glitter wavelength of 1550 nm available in the 195-2100 nm wavelength range. The grating has high diffraction efficiency in the target wavelength range, is insensitive to polarized light, and does not require additional polarization control components, which helps simplify experimental setup and reduce costs; Support multiple diffraction angles to choose from, and can be flexibly adjusted according to the optical path design. Suitable for optical communication, fiber optic sensing, near-infrared spectroscopy analysis, laboratory Raman spectroscopy equipment, and scientific research experiments. Support the replication and production of master gratings, as well as various types of master gratings customization. The delivery cycle for regular products is 7-14 days, while customized products take about one month. Overseas sales/technical support are provided by METICULAB (Korea).

TAOMSUN conventional planar grating, using quartz (JGS1) or K9 substrate, with aluminum coating on the surface, suitable for 190-850 nm wavelength band. The product offers various sizes including 15 × 15, 25 × 25, 50 × 50, 50 × 50 × 9.5, and 68 × 68 mm. The dazzling wavelength can be selected from 200, 230, and 250 nm, and the engraving density can be selected from 900, 1200, and 1800 lines/mm. The dazzling angles cover 7.93 °, 8.63 °, and 10.37 °. Grating has high diffraction efficiency in the target wavelength band, is insensitive to polarized light, and can effectively reduce measurement errors caused by polarization interference; UV grade fused silica substrate is adopted, which has high UV transmittance, good chemical stability, high temperature resistance, is not easy to deform, and is suitable for long-term continuous work. Suitable for spectroscopic instruments such as UV spectrophotometers, UV visible near-infrared spectrometers, monochromators, as well as scientific research experiments such as optical studies, quantum optics experiments, and photochemical studies. Support mother grating replication production and customization, with a regular product delivery cycle of 7-14 days and customized products taking about one month. Overseas sales/technical support are provided by METICULAB (Korea).

TAOMSUN flat infrared reflective grating provides two conventional sizes of 70 × 70 × 15 mm and 35 × 35 × 15 mm, corresponding to effective areas of 65 × 65 mm and 33 × 33 mm, respectively. The number of engraved lines is 50 lines/mm, and the shining wavelength is 12 μ m. It has excellent spectral splitting effect in the infrared band and can accurately separate different components in the infrared spectrum. Adopting high-precision replication technology, the interference image and master theoretical replication error are ≤ 1%, ensuring spectral accuracy and stability; Provide multiple specifications for selection, support mass customization, and can customize parameters such as size, number of engraved lines, and shining wavelength according to customer needs. Suitable for infrared spectroscopy analysis in scientific research experiments, as well as core spectral components in optical instruments such as spectrometers, monochromators, and fiber optic spectrometers. The regular product delivery cycle is 7-14 days, and customized products take about one month. Overseas sales/technical support are provided by METICULAB (Korea).

Deep ultraviolet double concave lens crescent lens, this product is a calcium fluoride (CaF ₂) double concave lens/crescent lens, using ultraviolet grade single crystal material, with excellent transmission in the deep ultraviolet to mid infrared band (190nm~7 μ m). Surface PV ≤ 30nm, RMS ≤ 3nm, roughness Sa ≤ 0.2nm, eccentricity<15 ", smoothness better than 40/20, center thickness tolerance 0.02mm. Supports strict structural customization such as D/R<1.3. Widely used in deep ultraviolet lithography, laser systems, spectral analysis, and quantity detection equipment, it can be customized according to non-standard drawings.

TAOMSUN halogen replacement lamp, 12V 20W, corresponds to original part number 053 446 200 01. Designed to fit the c 111 analyzer. One-piece assembly with wire plug — plug & play, no modification needed. Typical service life approx. 2000 hours. 100% lit-tested before shipment. OEM / custom specifications available on request.