Knight Optical (UK) Ltd Unit 4, Roebuck Business Park, Harrietsham, Kent, ME17 1AB, England Phone: +44 (0)1622 859444 • Fax: +44 (0)1622 859555 E-mail: [email protected] Call +44 1622 859444 for all your custom optic requirements Optical Lenses from Knight Optical UK Ltd Aspheric Lenses - Precision Grade, Plastic Grade, Firepolished Grade Ball Lenses - BK7, Quartz and Sapphire types Biconvex Lenses - Quality Grade Concave Lenses - UV Fused Silica, Quality Grade, Concave Laser Lenses - High Index Convex Lenses - Commercial Grade Condenser Lenses - Large Quality Grade Cylindrical Lenses - Quality Grade, UV Fused Silica, Commercial Grade Uncoated & AR coated for 245-400nm Doublet Lenses - Achromatic Quality Grade, Achromatic Commercial Grade Fresnel Lenses - Cylindrical type, Standard Range, Precision Range Fused Silica Convex Lenses (UV Grade) - Uncoated, AR Coated Meniscus Lenses - Positive Type, Negative Type, Laser Type Planoconvex Lenses - Quality Grade, Uncoated, AR Coated Planoconvex Laser lenses - High Index AR Coated Plastic lenses Rod Lenses Filters from Knight Optical Interference Band-pass Filters - Narrowband Range, Standard Range, Standard IR Range, Broadband Range, Extra-broadband Range Colour Filters - Glass Type, Acrylic Type, Polyester Type, Wratten Gelatin Dichroic Beamsplitters (45°) - Long-Wave & Band Reflecting Type, Short-Wave Reflecting Type Dichroic Filters (O°) - Long-pass Type, Short-pass Type, Band-pass / Band-blocking Type Cold Mirrors (45°) KG1 Heat Glass Filters Hot Mirrors (0°) Neutral Density Filters - Gelatin Type, Glass Type, Metallic Type UV + IR absorption Filters Glass Type - Short-pass Filters, Long-pass Filters UV transmitting Filters - Glass Type Visible Transmitting Filters/Some UV-Glass Type Diffusers from Knight Optical UK ltd * Anti-Newton Glass • Ground Glass Diffusers - LEGB & UV Fused Silca Grades, Visible & NIR Applications, UV & NIR Applications

* Flashed Opal Diffuser - Diameters, Squares * Plastic Screen Diffuser Optical Windows BK7 Windows Quality Grade - Diameters (Uncoated & BBAR Coated), Squares, Rectangles Borosilicate Window - Polished Grade Borosilicate - Float Grade Quartz Window Sapphire Window Silicon Window UV Fused Silica Windows - Diameters (Uncoated & UV AR Coated), Squares White Float Windows - Uncoated, AR Coated, ITO Coated One Side Windows - B270 Glass Optical Flats Fused Silica Type - Flat 1 side-Lambda/4, Flat 1 Side-Lambda/10 Pyrex type - Flat 1 side-Lambda/4, Flat 1 side-Lambda/10 Zerodur type Optical Mirrors...

Aluminium Coated+Protected/ Hypotenuse, External Reflector/ Aluminium Coated on Hypotenuse Optical Polarizers Circular Polarisers (HNCP37) - CAB Lamination, Acrylic Lamination Cube Polarisers - Visible Grade, NIR Grade Sheet Polarisers-UV and IR Range Crystal Polarisers Sheet Polarisers Visible Range - HN22 Sheet Polariser, HN32 Sheet Polariser, HN38 Sheet Polariser, HN38S Sheet Polariser, HN42 Sheet Polariser, HN42HE Sheet Polariser Optical Retarders Achromatic Retarders Plastic Retarders Quartz Retarders - 1/4 Wave Plate, 1/2 Wave Plate Mica Retarders - 1/4 Wave Plate, 1/2 Wave Plate Optical...