Announcements

Daheng New Epoch Technology, Inc. has promoted these products / services:

Daheng New Epoch Technology, Inc. - Dove Prisms

This type of prism is a half of a common right-angle prism with the right angle corner truncated parallel to the hypotenuse face, enters one of slope faces, has total internal reflection(TIR) on that face, and emerges from the other slope face parallel to its incident direction. (read more)

Daheng New Epoch Technology, Inc. - GCL-03051 Hollow Retroreflectors

Hollow Retroreflectors are constructed of three front-surface mirrors assembled into an aluminum corner cube. (read more)

Daheng New Epoch Technology, Inc. - GCO-15 Laser Focusing Lenses

Air-spaced focusing lenses are designed to focus the high-power radiation emitted by lasers. (read more)

Daheng New Epoch Technology, Inc. - GCL-0608 Achromatic Waveplates

Achromatic Waveplates provide a constant phase shift independent of the wavelength of light that is used. (read more)

Daheng New Epoch Technology, Inc. -  GCT-L010 Mounted Lenses

The centration of mounted lenses has been adjusted and fixed, less than 0.04mm. (read more)

Daheng New Epoch Technology, Inc. - GCX-C Fiber Couplers

The series of fiber couplers are compact, cleverly designed and capable of precise five-dimensional adjustment in very small Spaces. It can be aligned with five degrees of freedom: linear alignment of the lens in X and Y, angular alignment for tip and tilt, and Z adjustment using the tip and tilt controls simultaneously. (read more)

Daheng New Epoch Technology, Inc. - GCX Fixed Focus Fiber Optic Collimators

Triple fiber optic collimators provide the better collimation, smaller spherical aberration, smaller wavefront and smaller angle divergence than double lenses and aspheric lenses. Its wavefront is less than 1/8 lambda. Its benefit is the M2 factor is close to 1 (Gauss beam). (read more)

Daheng New Epoch Technology, Inc. - Laser Line Conventional Beamsplitter Plates

The beamsplitter plate is a thin optical glass plate. (read more)

Daheng New Epoch Technology, Inc. - Short-Pass Filters

Optical Short-pass Filters are coated on a substrate of fused silica, which allows the transmission of any wavelength shorter than the cut-off wavelength and block any wavelength longer than the cut-off. (read more)

Daheng New Epoch Technology, Inc. - ND:YAG Laser Line UV Dielectric HR Mirrors

Nd:YAG Laser Line components includes mirrors: laser line and dual band mirrors, laser rear mirrors, laser output couplers, laser harmonic separators, laser beamsplitters. (read more)

Daheng New Epoch Technology, Inc. - GCL-0109 Fused Silica Plano-Concave Lenses

Fused Silica is the material used in UV region and imaging applications. It has high transmission from 200nm to 2.5µm. In addition, it also can be used in higher operating temperatures. A plano-concave lens diverges parallel input rays and has a negative focal length. (read more)

Daheng New Epoch Technology, Inc. - GCC-424 Dichroic Beamsplitter Plates

Dichroic Beamsplitter Plates allow NIR light to pass through and reflect visible light at 45 incident angle. (read more)

Daheng New Epoch Technology, Inc. -  GCL-0302 Penta Prisms

A Penta prisms is a five-side prisms, featuring two important properties. (read more)

Daheng New Epoch Technology, Inc. - GCC-10212 UV Enhanced Aluminum Mirrors
  • Material: BK7, fine annealed.
  • Diameter Tolerance: +0.0/-0.15
  • Thickness: 4±0.1
(read more)
Daheng New Epoch Technology, Inc. - Gimbal Lens/Mirror Holders

GCM-082904M is a Compact Gimbal Lens/Mirror Holders, which provides two high precision screws for fine tilting adjustments in two separate axis without center translation. Each tilting range is ±4˚(Θx, Θy) rotations. There is also a tapped hole of M4 for adapting our other products. (read more)

Daheng New Epoch Technology, Inc. - GCL-0106 Positive Achromatic Doublets

An achromatic-doublet consists of a positive low-index(crown glass)cemented with a negative high-index(flint glass)lens. These lenses are computer-optimized for infinite conjugate ratio. They also exhibit excellent paraxial performance, with minimal spherical aberration, coma and chromatic aberration. When used for imaging, the convex lens should face the object or the image that is furt... (read more)

Daheng New Epoch Technology, Inc. - GCM-0868254M Precision Lens/Mirror Holders

The series of Precision Lens/Mirror Holders, GCM-0868, is designed to mount a lens or mirror. (read more)

Daheng New Epoch Technology, Inc. - 45° Reflection Prisms

45˚ Reflection Prisms are used to deviate the line of sight by 45˚. The reflecting surfaces are aluminized with black paint for protection. (read more)

Daheng New Epoch Technology, Inc. - Quartz Zero-Order Waveplates

Crystalline quartz is frequently used for the stringest quality retardation applications. Zero-order waveplates is made by cementing two quartz plate with their fast axes orthogonal to each other. The difference in thickness is equal to either λ/4 or λ/2 for a specified wavelength. (read more)

Daheng New Epoch Technology, Inc. - GCO-140103 Beam Expanders

A beam expander is an optical system for changing the beams diameter. (read more)

Daheng New Epoch Technology, Inc. - GCL-0304 Right Angle Roof Prisms

Right Angle Prisms are used to direct beams at 90 degrees by using hypotenuse face in total internal reflection (TIR). (read more)

Daheng New Epoch Technology, Inc. - GCL-1202 Fused Silica Windows

Fused silica is an ideal material for UV application and is transparent from 220nm to 4.0um. it is characterized by excellent chemical and radiation resistance, low coefficient of thermal expansion, low fluorescence, and resistance to scratch. (read more)

Daheng New Epoch Technology, Inc. - GCC-3010 Neutral Density Filters

The metallic coatings on one side of the filter provide a nearly constant amount of transmitted energy over a wide visible and near infrared waveband.CDHC’s neutral density filters are spectrally neutral from about 400nm to 1200nm. (read more)

Daheng New Epoch Technology, Inc. -  Fused Silica Right Angle Prisms

Fused Silica is regarded as very good material to be used in UV laser and maging applications. (read more)

Daheng New Epoch Technology, Inc. - Digital Display Translation Stages

The GCM-83 series Digital Display Translation Stages use bearing rails to accomplish a linear movement. (read more)

Daheng New Epoch Technology, Inc. - Object-Telecentric Micro-vision Lenses

GCO-2606/2607 Series are applied for various types of cameras including 1,300,000 or more pixels(4.65um/pixcel). (read more)

Daheng New Epoch Technology, Inc. - Beamsplitter Wedges

In order to eliminate the interference of the reflected light from the back surface, the large-sized beamsplitter plates will generally be made into a wedge form with a small angle. The reflected light from the rear surface deviates from the normal optical path at an angle. (read more)

Daheng New Epoch Technology, Inc. - GCCH-1015 Ultrafast Laser Mirrors

•Material: BK7, fine annealed

•Diameter Tolerance: +0/-0.1

•Thickness: 4±0.1

•Incident Angle: 45°

•Parallelism: <3‘

•Flatnes: λ/8 at 633nm

•Surface Quality: 20-10 scratch-dig

•Clear Aperture: 90% Diameter (read more)

Daheng New Epoch Technology, Inc. - Negative Achromatic Doublets

An achromatic-doublet consists of a negative low-index(crown glass)cemented with a positive high-index(flint glass)lens. These lenses are computer-optimized for infinite conjugate ratio. While the output rays do not actually meet to form a real point, they appear to be diverging from a virtual point located on the object side of the lens. (read more)

Daheng New Epoch Technology, Inc. - GCC-2010 UV Interference Filters

Interfrrence filters are fabricated by a series of thin layers of various dielectric materials sandwiched by glass substrates. (read more)

Daheng New Epoch Technology, Inc. - Our Polarization Optics Products —Daheng

Daheng Optics offers off-the-shelf and OEMpolarization optics.Polarization optics can change the state of polarization of incident light ray. The wavelength range is from UV to IR. The productsare including polarizers, waveplate,liquid crystal devices, Glan-Taylor Prisms and Wollaston prisms. (read more)

Daheng New Epoch Technology, Inc. - GCL-0104 BK7 Bi-Concave Lenses

Similar to plano- concave lenses, a bi-concave lens diverges parallel input rays and has a negative focal length. It has a virtual focus at the object side of the lens. Bi-concave lenses are usually suitable for absolute conjugate ratios closer to 1:1. (read more)

Daheng New Epoch Technology, Inc. - GCL-0305 Corner Cube Prisms

These is also an alternative form of the retro-reflector which consists of three perpendicular intersected mirrors in a holder. This is much lighter than the prism form but demands accurate assembly. (read more)

Daheng New Epoch Technology, Inc. - GCL-1103 Cylinder Plano-Concave Lenses

Similar to a Plano-Concave lens in profile, but only as cylinder instead of a sphere, this cylindrical lens focuses light only in one as a cylinder dimension. It can be used with cylindrical plano-convex lens together in beam expander applications. (read more)

Daheng New Epoch Technology, Inc. - GCC-414 Dichroic Beamsplitter Plates

Dichroic Beamsplitter Plates allow NIR light to pass through and reflect visible light at 45 incident angle. (read more)

Daheng New Epoch Technology, Inc. - GCO-0201M Achromatic Fourier Transform Lenses

GCO-02 Achromatic Fourier Transform Lenses

These air-spaced or cemented doublets are designed for application in coherent or incoherent optical systems for information processing. Spherical, coma,astigmatic and achromatic aberrations are corrected. The components can be applied as achromatic collimators. (read more)

Daheng New Epoch Technology, Inc. - VIS & IR Laser Interference Filters

Optical interference filters use the interference effect to obtain spectral transmission are manufactured by depositing thin layers with different refractive indices onto a substrate.
Daheng offers standard and customized optical interference filters. (read more)

Daheng New Epoch Technology, Inc. - Bi-Convex Lenses

Bi-convex lens have a positive focal length and focuses parallel rays of light to a spot. Because the front and back surface of the lens are spherically convex and have the same radius of curvature, in situations where the object and image are at equal of near equal distances from the lens, (read more)

Daheng New Epoch Technology, Inc. - GCC-300 Long-Pass Filters

The substrate materials of the colour filters inherently have different absorption and transmission properties across the spectrum.The are often used as long-pass and band- pass filters.It should be noted that the boundaries between passing and blocking wavelengths are less sharp than most coated filters,although peak transmission is often considerably higher. (read more)

Daheng New Epoch Technology, Inc. - Sapphire Windows

Sapphire is transparent from 170nm to 5.3um. possessing high strength, hardness and chemical stability, it is excellent material for severs environments. Being five times stronger than glass and heat resistant up to 2000°C, sapphire is often employed as pressure windows. (read more)

Daheng New Epoch Technology, Inc. - Variable Neutral Density Filter Filters

Circularly variable neutral density filters are designed to simplify attenuation and beamsplitting from VIS to near IR. The optical density gradually varies around a 270circle for convenient attenuation adjustment by simply rotating the filter. Attenuation is achieved by a thin Ni-Cr-Fe film, allowing these attenuators to withstand moderate laser energy as well as to act as variable beam... (read more)

Daheng New Epoch Technology, Inc. - Laser Line Beamsplitter Cubes

This is a conventional beamsplitter independent of polarization. (read more)

Daheng New Epoch Technology, Inc. - GCL-110501 Rod Lenses

Rod Lenses are polished on the circumference and ground on both ends. It is similar to a Plano-Convex cylinder lens. Collimated light passing through the diameter of the rod will be focused into a line. (read more)

Daheng New Epoch Technology, Inc. -  GCL-110116 Circular Cylinder Plano-Convex Lenses

Positive cylindrical lenses are ideal for applications requiring magnification in one dimension. While spherical lenses act symmetrically in two dimensions on an incident ray, cylindrical lenses act in the same manner but only in one dimension. (read more)

Daheng New Epoch Technology, Inc. - Protected Silver Mirrors

Standard metal mirror are front-surface mirror with metal coating and SiO2 or Mgf2 overcoated. The metal coating including Aluminium, sliver, HR and golden. The reflective of Al is above 85%, sliver is 97%,Golden and HR is 99%. Customer can chose the suitable coating according to the use. (read more)

Daheng New Epoch Technology, Inc. - GCL-010301 BK7 Plano-Concave Lenses

Plano-Concave lenses have one flat and one inward curved surface. Plano-Concave lenses have a negative focal length and are used for image reduction or to spread light. (read more)

Daheng New Epoch Technology, Inc. - Broadband Beamsplitter Plates

The incoming light should be one of the following:45 linearly polarzed, circularly polarized or natural light, i.e. the s-polarized and p-polarized components shoule be equal to within 5% of each other。The outgoing beams are two partially polaried beams of about equal intensities. (read more)