Фотокаталитический эндоскоп с регулированием тока интенсивности света

Key Features
● Specially designed for photoelectric material testing, fully considering the size and irradiation characteristics of photoelectric electrode;
● Output rectangular and uniform spot, 10 × 10~50 × 50 mm2 continuously adjustable;
● High uniformity of output spot, spot size ≤ 20 × At 20 mm2, it can meet the requirements of Class A solar simulator and is applicable to the measurement of photoelectric conversion efficiency (IPCE);
● Limit value of output optical power density ≥ 3000 mW/cm2 (spot size 10 × 10 mm2, direct output of focusing cylinder), which can meet the experimental requirements of high intensity uniform light;
● Light intensity adjustment mode: current adjustment, electric diaphragm, realizing fine adjustment of output light intensity.
Application field ▲ Particularly applicable ● Relatively applicable ○ Can be used
▲ PEC photoelectrochemistry ▲ solar cell test ▲ film photocatalysis
● Photodegradation of gaseous pollutants (such as VOCs, formaldehyde, nitrogen oxides, sulfur oxides, etc.)
● Photodegradation of liquid pollutants (such as dyes, benzene and benzene series)
○ Photocatalytic decomposition of water to produce hydrogen/oxygen ○ Photocatalytic total decomposition of water ○ Photocatalytic CO2 reduction ○ Photochromic ○ Photosynthesis
Light output characteristics
● Total optical power: 50 W
● Spectral range: 320~800 nm
● Matching filter: ultraviolet light, visible light and narrow band light
● Spot size: output rectangular spot 10 × 10~50 × 50 mm2 continuously adjustable
● Irradiation nonuniformity: ＜± 4%
Security
● Integrated design of light box and power box;
● Fan fault protection, fan shutdown delay;
● Overload and overcurrent automatic power-off protection function;
Light source stability
● Precision optical feedback system for direct measurement of optical output changes
● Long-cycle irradiation instability:<2% (8 h)
● Output light nonuniformity: ± 1%
● Centralized digital power supply management software control based on micro CPU
control mode
● Working mode: special optical control mode;
● Current limit value: 21 A;
● Service life of bulb (consumable): ＞ 1000 h (meeting the light intensity requirements under normal conditions of photocatalysis);