Optical Lenses

Knight Optical can offer Fire-Polished Aspheric Lenses for use within Optical Systems. We supply a range of Fire-Polished Aspheric lenses for a range of applications. All individually QA checked and metrology tested for quality to ensure parts meet customer specification. Supplied in a range of sizes and shapes with custom coatings tailored to meet your individual applications. Knight Optical supply precision optical components to customers with Optical systems. Aspheric lenses are used to correct for spherical aberrations and can be as effective a multi-lens system while taking up less physical space and reducing weight and cost. As such these lenses are often used in military applications, such as night vision goggles or missile guidance systems For more information read PDF …..

Befort – Achromats of our standard program are characterized by specific selection of the glass type realization integrated in the optics reflex reducing (AR) coating high UVresistance All Achromats are available with black anodized aluminum mounts. The adjustment of the AR coating to other wave length ranges is possible, optionally, air spaced achromats for extreme UV applications are available. We offer our customers a graded standard program with a diameter

We offer optical brightners In guaranteed quality, at stable prices and packed appropriately for transportation. Do you need advice on choosing your product or are you looking for a suitable substitution? Our application and product experts are happy to help! Our experience and deep knowledge in the area of specialty chemicals and ingredients ensures that we are well positioned to effectively support both our customers and our suppliers with product and application expertise. Please contact us for more information!

Differentiation between ANSI and DIN / EN ANSI eyeglass blinds differ from DIN / EN eyeglass blinds in terms of pressure levels, sealing strips and materials. In German-speaking countries, glasses blind disks are also called blind disks or throttle disks. However, the English terms “spectacle blind”, “blind paddle” are also often used in Germany. Pressure ratings according to ANSI in lbs The following pressure levels for blind disks according to ANSI are available 150, 300, 600, 900 and 1500 lbs. Sealing strips The following forms of sealing strips are available: SMF, FF, RF and RTJ. Materials The steel materials A 516 GR 60 and A 516 GR 70 are available. In the stainless steel sector, the materials TP 304 / L, TP 316 / L and TP 312 are possible.