Plane parallel windows are widely used as transfer optics and shields. Optical windows are used to separeate two different enwironments while still allowing light to pass through. Optics windows can be applied on projection system, imaging system, Optical measurement system. And
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 04:02:04 ]
Meniscus lenses are convex-concave lenses. They have one outward curved face and one inward-curved face. If the outward curve is sharper than the inward curve, the lens has a positive focal length and acts as a magnifier. Positive meniscus lenses are designed to minimize spherica
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:54:30 ]
Off-axis with angle cylindrical lenses We will also do according to the specifications such as size, structure, material, surface treatment and so on that the customers required. We supply them with good quality and low price. Please contact us to know details. Besides, there are
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:53:09 ]
Parabolic cylindrical lenses Material Optical Glass Diameter Tolerance +0.0/-0.05mm Thickness Tolerance ±0.1mm Surface Quality 20-10 Centration <3arcmin Clear Aperture >90% We will do according to the specifications such as size, structure, material, surface treatment and so on
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:51:41 ]
Achromatic lenses can be used to collimate and focus laser beams. They can also be used for high-quality imaging on-axis. It also can eliminate spherical aberration and reduce other optical aberrations compared to a simple lens. We will also do according to the specifications suc
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:50:26 ]
Bi-Concave Cylindrical Lenses We will also do according to the specifications such as size, structure, material, surface treatment and so on that the customers required. We supply them with good quality and low price. Please contact us to know details. Besides, there are a large
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:48:10 ]
Bi-Convex Cylindrical Lenses Material BK7 or other optical materials Center Thickness ±0.2mm ~ ±0.03mm Focal Length Tolerance ±2% ~ ±0.5% Surface Quality 60/40 ~ 10/5 Surface Figure λ/2 /632.8nm ~ λ/20 /632.8nm Centration 5arcmin~1 arcmin Clear Aperture 80%~90% Chamfer 0.2m
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:47:08 ]
Plano-concave cylindrical lenses provide uni-axial negative imaging for anamorphic beam expansion and a wide range of applications. Material BK7, Fused Silica and other optical material Focal Length Tolerance ±2% ~ ±0.5 % DiameterTolerance ±0.2mm ~ ±0.05mm Center Thickness ±
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:46:01 ]
Plano-Convex Cylindrical Lenses, also known as Plano-Convex Cylinder Lenses, generally used for one dimensional magnification or stretching an image in one dimension only Plano-Convex Cylindrical lenses have a positive focal length, which makes them ideal for collecting and focus
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:44:19 ]
Bi-concave lenses with both curved sides have negative focal length, and are used for image reduction and to spread light. Material BK7 , Silica and others Focal length tolerance ±2% ~ ±0.5% Diameter tolerance ±0.2mm ~ ±0.05mm Center Thickness ±0.2mm ~ ±0.03mm Surface quali
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:42:11 ]
Bi-convex lenses are used as magnifiers, objectives, condensing systems. Since both surfaces contribute to the power of biconvex lenses, they have shorter focal length than PCX lenses of equal diameter and surface radius. Material BK7 and others Focal length tolerance ±2% ~ ±
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:40:08 ]
Plano-Concave Lenses have negative focal lengths. These lenses diverge collimated incident light. They form virtual images which are seen through the lens. They are often used to expand light or to increase focal lengths in existing systems. Materail BK7, Fused Silica,Calcium Flu
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:38:10 ]
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 tolerance ±0.2mm ~ ±0.05mm Focal length tole
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:36:47 ]
Fresnel lenses can capture more oblique light from a light source, thus allowing the light from a lighthouse equipped with one to be visible over greater distances. Fresnel lenses were later produced, being used for automobile headlamps, brake, parking, and turn signal lenses, an
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:30:45 ]
Beam splitters When a light beam is incident onto a surface inclined at an angle of incidence to the incoming beam, the reflected and transmitted light becomes partially polarised. This can be resolved into two components defined as s and p polarisation. This effect of an incline
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:24:47 ]
LED prisms The following are parameters 1.material BK7,Fused Silica and other optical glass 2. Wavelength 632.8 3. Focal length tolerance ±1% 4. Diameter tolerance +0.0/-0.1mm 5.Centre thickness tolerance ±0.1mm 6. Flatness λ/8@633nm 7. Surface quality 40/20 8. Optic axis ＜3
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:20:59 ]
Right angle Prisms are available in both Laser Quality and Analytical Quality polish designated as LQ (Laser Quality) and AQ (Analytical Quality). Right Angle Prisms are a type of 45-90-45 degree prism typically used to bend a beam of light through a right angle with the surfaces
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:18:27 ]
Roof prisms also called amici prisms or right angle roof prisms, do two things invert the image and bend the line of sight through a 90° angle They are excellent as prism diagonals in optical systems, because they erect the inverted image. Also ideal for use in spotting scopes,
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:16:32 ]
Penta Prisms is a five-sided prism. It reflects light rays through a 90° angle by two reflections and does invert or revert the image. The reflecting surfaces are aluminized. Slight movement of the prism does not affect the true right angle at which light rays are reflected. It
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:12:57 ]
Dove prism is a type of reflective prism which is used to invert an image. A beam of light entering one of the sloped faces of the prism undergoes total internal reflection from the inside of the longest (bottom) face and emerges from the opposite sloped face. Images passing thro
Jilin Tianhua Opto-electrical Technology Development Co., Ltd. [2014-01-03 03:09:38 ]
