Optical Electron Gun Coating Machine with Precise Monitoring, Custom Made Chamber Size, and High Purity Coating Materials

Compared with conventional resistance heating vacuum coating equipment and small electronic gun coating equipment, large optical electron gun vacuum coating equipment has significant advantages in terms of heating efficiency, film layer accuracy, adaptability, and automation level. The specific characteristics are as follows:

1. Core Evaporation Source: High-energy electron beam precisely heats, with high purity of coating materials
2. Vacuum and Film Layer Control: Ultra-high vacuum + precise monitoring, meeting optical-grade requirements
3. Equipment Structure and Compatibility: Large capacity + Flexible configuration, compatible with various types of optical components
4. Automation and Intelligence: Adaptation for large-scale production, reducing human errors

The core application scenarios of this type of equipment are the preparation of high-performance optical films. The downstream covers multiple high-end manufacturing fields such as optical instruments, optoelectronic displays, semiconductors, and laser technology. The details are as follows:

1. Optical Instruments and Imaging Systems (Core Application)

   Precision optical lens coating: It is the core coating equipment for cameras, cameras, microscopes, telescopes, etc. It can deposit anti-reflection films (to increase lens transmittance and reduce glare), high-reflection films (used for reflectors, with a reflection rate of ≥ 99.5%), and diffraction films (for proportionally splitting light, used in projectors, optical sensors, etc.). For example, the multi-layer anti-reflection film of single-lens reflex cameras is prepared through alternating deposition of SiO₂ (low refractive index) and TiO₂ (high refractive index) materials.

   Coating of large-diameter optical components: Used for the main mirrors and secondary mirrors of astronomical telescopes, projection lenses of lithography machines, etc. These components have extremely high requirements for the uniformity and purity of the film layer. The large-volume vacuum chambers and high-precision film control capabilities of large-scale equipment can perfectly adapt to these requirements.

2. Optoelectronic Display and Consumer Electronics Field

   Optical film coating for display panels: Used for the brightening films, anti-reflection films, and filter films of liquid crystal displays (LCD) and organic light-emitting diode (OLED) panels. By precisely regulating the parameters of the film layer, it can improve the brightness and contrast of display panels, reduce external light reflection interference, and improve visual experience.

   Optical component coating for consumer electronics: Such as infrared cutoff filter for mobile phone cameras, optical lenses for 3D face recognition modules, optical lenses for virtual reality (VR) / augmented reality (AR) devices, etc. These components are small in size and have high precision requirements. The equipment can achieve batch coating through dense fixtures to meet the large-scale production requirements of consumer electronics.

3. Semiconductor and Laser Technology Field

   Optical coating for semiconductor devices: Used for optical components of lithography machines, window lenses of semiconductor lasers, filter films of photodetectors, etc. Semiconductor manufacturing has strict requirements for the purity and stability of the film layer. The ultra-high vacuum environment and no impurity pollution characteristics of the equipment can ensure the performance reliability of semiconductor devices.

   Laser device coating: Such as resonator reflection mirrors, laser output window films, laser protection mirrors, etc. For example, the reflection mirrors of high-power lasers need to deposit high-threshold high-reflection films to withstand laser irradiation without being damaged. The equipment can meet the special requirements of laser devices by precisely controlling the film structure and thickness.

4. New Energy and Special Optical Field

   Solar photovoltaic optical coating: Used for anti-reflection films of photovoltaic cells to improve the absorption rate of photovoltaic modules to sunlight and increase power generation efficiency; also used for optical lenses of concentrating photovoltaic systems.

   Special optical component coating: Such as anti-reflection films for infrared optical components (such as infrared thermal imaging lens), anti-radiation optical films for aerospace fields, and stealth optical films for military optical instruments. These applications have extremely high requirements for the environmental adaptability of the film layer (such as high and low temperatures, strong radiation), and the equipment can prepare optical films meeting special needs through customized process parameters.