Germanium Plano-Convex (PCX) Lenses feature precision diamond turned surfaces making them ideal for a variety of infrared applications, including thermal imaging, infrared spectroscopy, and remote sensing. Germanium (Ge) is popular for its high index of refraction, broad transmission range, and rugged mechanical properties. These lenses are available in 25 and 50mm diameters, uncoated, or with multiple broadband coating options. Germanium (Ge) material feature high index of refraction (around 4.0 from 2 - 14μm), an anti-reflection coating is recommended on these germanium windows for sufficient transmission in the region of interest. Germanium is subject to thermal runaway, meaning that the transmission decreases as temperature increases. As such, these germanium windows should be used at temperatures below 100°C. Germanium`s high density (5.33 g/cm3) should be considered when designing for weight-sensitive systems. Germanium windows specifications  Germanium Lens,Ge Infrared Aspheric Lens,Germanium Aspheric Lens,Germanium Infrared Lens China Star Optics Technology Co.,Ltd. , https://www.csoptlens.com
Â
Standard precision
High-precision
Dimension Tolerance
φ5-250mm+0/-0.2
φ3-350mm+0/-0.2
Thickness Tolerance
1-50mm+/-0.1
1-50mm
Parallelism
1 arc minute
10 arc seconds
Surface Quality
60/40
20/10
Flatness
N<λ/2@633nm(at 50mm)
N<λ/10@633nm(at 50mm)
Clear Aperture
>90%
>95%
Chamfer
Protected <0.5mmx45deg
Protected <0.5mmx45deg
In a cozy corner of your home, surrounded by the soft glow of a lamp and the gentle aroma of tea, there's nothing more peaceful than losing yourself in a good book. Creating a personalized study space is not just about functionality—it's about crafting an environment that inspires calm, focus, and creativity. Today, we’ll explore some practical tips for decorating your study room to make it both beautiful and functional.
**Study Room Decoration Styles**
Like other living spaces, a study room can reflect a variety of styles. A traditional Chinese-style study exudes simplicity and elegance, with a strong emphasis on natural lighting and greenery. The furniture is often dark and heavy, which can create a sense of stability, but may also feel too serious or dull if not balanced properly. To avoid this, ensure your space has large windows or ample artificial lighting, and pay attention to the placement of desks, chairs, and bookshelves. Feng Shui principles should also be considered to optimize energy flow and create a harmonious workspace.
On the other hand, a Western-style study—often inspired by European design—focuses on clean lines, minimalism, and a sense of openness. Modern styles tend to eliminate unnecessary ornamentation, focusing instead on spatial balance, color harmony, and the use of materials that enhance the overall aesthetic. This style encourages a clutter-free environment that promotes mental clarity and productivity.
**Study Room Bookcase Design**
From the libraries of ancient Rome to modern-day homes, the idea of having a personal collection of books has always been a symbol of knowledge and culture. While not everyone may have hundreds of volumes, having a dedicated space to store and display your books is essential. A well-designed bookcase can transform your study into a stylish and organized area. Whether you choose a wall-mounted unit or a freestanding shelf, the key is to combine form and function.
**Study Room Bookshelf Arrangement**
A bookshelf is more than just storage—it’s a statement piece that adds character to your study. Imagine a full-wall bookshelf that blends seamlessly with a large glass window. The top and bottom edges align perfectly with the window frame, while the lower section features built-in drawers or cabinets, mimicking the look of a window sill. A sleek black bookshelf complements the view outside, creating a serene, almost artistic atmosphere. A bold red corner of the same bookshelf adds a pop of color, drawing the eye and adding warmth to the otherwise neutral space.
The vertical arrangement of the shelves is intentionally staggered, not only providing structural stability but also adding visual interest. This thoughtful layout makes the space feel dynamic and inviting, encouraging you to explore and interact with your collection.
By carefully selecting your study room’s style, bookcases, and shelves, you can create a space that reflects your personality and supports your daily routines. Whether you prefer a classic or contemporary look, the right design choices can turn your study into a sanctuary of peace and inspiration.