achromatic lens in lenses/achromatic lens/achromatic lens for telescope
Achromatic doublets, also called achromats, are closely spaced, often cemented combinations of positive and negative elements with differing indices of refraction, which allow two distinct and well-separated wavelengths to be corrected for...
Achromatic Lenses An achromatic lens, also referred to as an achromat, typically consists of two optical components cemented together, usually a positive low-index (crown) element and a negative high-index (flint) element. Due to the difference in...
Hot Sale Optical telescope lens
Place of Origin: Jilin, China (Mainland) Brand Name: Worldhawk Model Number: WH-LO9 Material: BK7,k9 or fused silicon Dimension Tolerance: +0.0, -0.1mm Center Thickness Tolerance: ±0.1mm Paraxial Focal Length: ±2% Clear Aperture: >85% Surface...
Adventure kids gift wholesale high quality mini toy binocular telescopes
Parameter & Feature Bak4 Prism Waterproof Nitrogen Filled Floating Binoculars Telescope Magnification 8X Objective diameter 21mm Material ABS & Rubber/Glass Product name Binocular Telescope Angle Field of View 7.3° Application Outdoor...
HG-OT-102STInfrared thermal imaging sighting telescope
FEATURES Using CR123A general standard battery, high discharge efficiency at low temperature . Modular design, vari-focus length lenses can be equipped. Multiple image display formats. Continuous electronic zooming for easy aiming. Picatinny and...
Glass Polish VN-100
OPTICAL LENSES It works great with felt and synthetics polishing pads. It is widely used in making eyewear lenses i.e. bifocals, cylindrical lenses, spherical lenses, Achromatic lens, Concave lens, Convex Lens, white lens, photo chromatic lens etc....
Customized Glass Lens for Camera and Lights Optical glass, also called optical lens, glass lens and optical glass lenses, is always divided into plano-convex (PCX), double-convex (DCX), plano-concave (PCV) and double-concave (DCV) lens. The...
Rare Earth Metals
Rare earth metals are constantly being used in the nuclear power, nuclear weapons industries,metallurgy, ceramics, glass making, dyes, lasers, televisions and other electrical components.Rare earths-"The Secret Ingredients of Everything" are our...
4x30 sky-watch telescope, kids binoculars with pop-up light
1.good quality and competitive price 2.lens and best optical view 1.color 2.optical lens 3.packing:binocular+gift box Name:4x30 sky-watch telescope, kids binoculars with pop-up light Specification : 4x30 sky-watch telescope, kids binoculars with...
Plano-Convex Lenses areused for focusing beams in telescopes, collimators or condenser systems, optical transceivers or other applications. Main specifications: -Material: BK7 or other optical glass, fused silica, CaF2 and ZnSe -Diameter...
Jilin Tianhua Opto-electrical Technology Development Co., Ltd.
Pocket folding paper telescope;Promotion sport binoculars
1. 2012 London Olympic Games Paper Telescope 2. 1.350grs paper with two lens, 4 colours printed 3. Based on MOQ 6000pcs 4.Materials: double layer 350grs thickness paper with two lenses. 5. Size : fold:102x92x10mm unfold:102x92x40mm 6. Packing :...
Sell plano-concave lenses
Plano-Concave Lenses Plano-Concave Lenses have a negative focal length and is typically used to cause a collimated beam to diverge as in a Galilean type beam expander or Telescope. Because the spherical aberration of the Plano-Concave is negative,...
Various Optical Lens
We produce various optical lenses accorning to customers' drawings. Simple (Single) Lenses Ball Lenses Aspheric Lenses Condenser Lenses Telescope/Microscope Objectives Lenses Variable Focal Length Zoom Lenses Camera Lenses Infrared/Ultraviolet...
Nanyang Kaerqi Photonics Co.,Ltd
NANYANG KAERQI PHOTONICS CO., LTD localed in Nanyang city Henan Province CHINA, founded in 2005 with more than 100 employees, We specialize in binoculars, monoculars, telescopes, microscopes, civil riflescopes, optical lenses and other optical...
Jinhua Top Optical Instrument Co.,Ltd
Jinhua Top Optical Instrument Co., Ltd. is engaged in the production and marketing of optical instruments, such as magnifiers, all kinds of lenses, and telescopes, compass, and plastic Our company has the advanced ability of developroducts.
Business Type: Manufacturer, Exporter
Deetin Technology Co., Ltd
Deetin Technology Co., Limited is the leading manufacturer of mobile phones lens in China, which commits itself researching and producing all kinds of phone lenses, eg: selfie wide angle lens, fisheye lens, macro lens, telescope zoom lens and etc....
Wenzhou Mingfa Optical Technology Co., Ltd
Our company was founded in 1984 and specialized in camera viewfinders and simple camera lenses. The products of our company have been sold to American and European countries and won a high praise from foreign businessmen for more than 10 years. Our compa
Jaxy Optical Imstrument CO.,LTD
Established in 1995, JAXY Optical Instrument Co., Ltd is a joint stock enterprise engaged in the manufacturing and marketing of a wide variety of optical glasses, lenses and binoculars. Our binoculars cover the most popular types, such as UCF, ZCF, ...
Canon EOS and Nikon Lens
Hello, i need lens for Canon and Nikon lenses. All types (fisheye, telescope, micro, portrait,..) + accessories (flash, plugins, filters,...) for my shop. best regards Peter Varga ELIJEN Slovakia