Home Resource Center Product Data and Related Literature Beryllium Optical Applications Optical Applications Resources Advances in Near Net Shaped Optical Grade Beryllium Technologies - Materion Beryllium and Composites To address the perceived higher cost and perceived long lead times of beryllium as an optical substrate material, Materion Beryllium & Composites has developed a number of near net shape manufacturing technologies utilizing a new isotropic grade of beryllium, O-30 spherical powder. Advances in Near Net Shaping Optical Grade Beryllium Reduces Costs for Optical and Space Industry To improve cryogenic stability and address the perceived higher cost of optical grade beryllium, Materion Beryllium & Composites has developed a new optical grade of beryllium, O-30 spherical powder. The use of near net shape parts utilizing O-30 spherical powder can reduce manufacturing costs and schedules Aluminum Beryllium (AlBeMet®) Materials show Excellent Thermal Stability for use in Head Mirrors, Night Vision Systems and Fire Control Optics When evaluated as an optical substrate for head mirrors, night vision systems, and fire control optics, AlBeMet® 162 shows excellent thermal stability over a military environmental temperature range of -40°F to +140°F. Beryllium Demonstrates Superior Mechanical Properties over Silicon Carbide and Glass for Large Stable Mirror Substrates While silicon carbide and glass are commonly used as mirror substrate materials, beryllium offers distinct advantages over glass and demonstrates superior mechanical properties over silicon carbide. Beryllium is a Favorite Material for Low Scatter Cryogenic Optics because of it's High Stiffness-to-Weight Ratio and Excellent Thermal Properties at Low Temperatures Beryllium is a favorite material of space sensor designers because of its high stiffness-to-weight ratio and excellent thermal properties at low temperatures. Materion Beryllium & Composites is utilizing HIP technology to further improve beryllium's optical properties. Beryllium Is Attractive Material for Robust Advanced Broadband Baffles per Manufacturing Operations Development and Integration Laboratory (MODIL) The Optics Manufacturing Operations Development and Integration Laboratory (MODIL) has demonstrated that lightweight, robust, diffuse-absorptive baffles can be fabricated from beryllium-based materials. Beryllium Offers Highest Design Requirements of Precision Optics - Materion Beryllium and Composites As an alternative to glass and other mirror substrates, beryllium has met the highest design requirements of precision optics. The optical applications of beryllium include weather satellites, fire control systems, and astronomy telescopes. Beryllium Optical Materials Brochure Beryllium’s combination of low density, high stiffness-to-density ratio, and dimensional stability provide unmatched performance when used as mirror material in satellites, telescopes, and military targeting and firing systems. Beryllium's Relative Strength Benefit Missile Payloads per Cost Adjustment Report - Materion Beryllium and Composites Beryllium’s light weight and relative strength are an attractive benefit to designers challenged to reduce the weight of missile payloads. Since aluminum and titanium must be significantly heavier to provide beryllium’s equivalent stiffness, beryllium is an affordable option to those metals. Beryllium's Superior Physical and Thermal Capabilities Score a Hit with Star Wars Reflector - Materion Beryllium and Composites Impressed by beryllium's superior physical and thermal capabilities, aerospace design engineers chose Materion Beryllium & Composites’ beryllium mirrors for use on satellites based on Strategic Defense Initiative technology. Dimensionally Stable Beryllium Mirrors Fabricaton Processes Countering the misperception that beryllium mirrors are unstable, mirrors fabricated from a HIP’ed billet show beryllium to be a stable and predictable mirror material. Dimensional Stability- An Overview To design and fabricate dimensionally stable components, it’s important to understand the causes of instability and the correct methods of fabricating components from various materials. Focus On Optics AlBeMet 162H For Optical Substrates And Electro-Optical Systems Designers of optical substrates and electro-optical systems find that aluminum-beryllium alloy gives them improved performance over aluminum and other materials. In comparison to aluminum, Materion’s AlBeMet®’s advantages include three times the stiffness, 22 percent less density, and 28 percent higher thermal conductivity. Materials for Space Optics Generic Requirements Roft Program Beryllium and beryllium alloys consistently demonstrate mechanical, thermal, and elastic advantages over other materials when used as mirror material for space-based optics. MODIL Study Shows Cost Benefits of Using Beryllium as a Precision Optics Material MODIL studies show that cost benefits will likely result from investment in the development of beryllium as a precision optics material. The expected benefits would be a reduction of mirror costs, shortened lead times, and consistent products that meet or exceed system requirements. Near Net Shaping Beryllium for Space Related and Tactical Optical Mirrors Historically, beryllium has been the material of choice for space-related and tactical optical systems that require lightweight components with exceptional stability. To improve the cost-effectiveness of beryllium used in components such as space-based mirrors, Materion Brush Beryllium & Composites has pioneered the development of near-net-shape processing methods. Net Shaped Processed Beryllium makes for Affordable Beryllium Mirrors - Materion Beryllium and Composites Materion’s advances in producing beryllium mirror blanks and its new techniques for machining, polishing, and applying reflective materials have significantly improved beryllium’s cost competitiveness. Near net shape processing methods, in particular, have dramatically changed the cost structure of beryllium mirror components. Residual Stresses in Single-Point Machined Beryllium Single-point turned beryllium surfaces can be susceptible to residual stresses that can form cracks. However, studies show that most of the residual stress induced by SPT is removed by the process of polishing to a low-scatter surface.