double convex gem polariscope

Brand Name:Fable

Model Number:FTP-ZG

Place of Origin:China

Conoscope for Viewing the Interference Figure of Gem and Jewlery​ Description: In gemology, we use a conoscope to determine optic character in anisotropic gemstones. The conoscope creates a 2-dimensional image of the 3-dimensional interference in a mineral...

Brand Name:VANCO

Model Number:VFT-49

Place of Origin:CHINA

VFT-49 LED Polariscope ★Polariscope with 49mm heavy calibre; ★With rotatable sample platform,convenient to observe the interference pattern; ★Attached interference ball,used to observe the interference pattern; ★With white LED cold sources,help to protect...

Brand Name:Wuhan Siwer Optics

Place of Origin:Wuhan,China

...fact that a double convex lens is thicker across its middle is an indicator that it will converge rays of light that travel parallel to its principal axis. A double convex lens is a converging lens. A double concave lens is also symmetrical across both its

Place of Origin:Shanghai, China

Brand Name:LONGWAY

Model Number:LW1609201453

Custom BK-7 H-K9L Optical Double Convex Lenses With AR Coating Material High-quality glass: Made from optical-grade glass, ensuring exceptional clarity and durability. Double convex shape: Provides a precise and focused image, minimizing distortion and ...

Brand Name:STAR OPTIC

Model Number:DCX

Place of Origin:Wuhan, China

Double Convex (Bi-Convex) Spherical Lens, UV Fused Silica, Finite Imaging Lens Overview: Double-Convex (DCX) Lens, also referred to as bi-convex lens, has two positive, symmetrical faces with equal radii on both sides. These lenses are generally recommended for finite imaging applications. Bi-convex...

Place of Origin:Shanghai, China

Brand Name:Advance

Model Number:Advance

...Focus Lens Double Convex Positive Optical Rectangular Cylindrical Lens 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...

Brand Name:Yu Feng

Place of Origin:China

Plano-Convex / Concave Lens Double-Convex / Concave Lens *, *::before, *::after {box-sizing: border-box;}* {margin: 0;}html, body {height: 100%;}body {line-height: 1.5;-webkit-...

Brand Name:UNIFORM

Model Number:AUTC-LGR-920

Place of Origin:CHINA

Quartz/Sapphire Material Optical Lenses Double Convex Lens Light Guide Lens Double convex lens Double-Convex Lenses are most suitable where the conjugates are on opposite sides of the lenses and the ratio of the distances is less than 5:1, e.g. as simple ...

Brand Name:FC

Model Number:FCPSB012

Place of Origin:China

...Buttons Four hole with double convex surface desgin in 28L for sewing Product detail: Product name Plastic Shirt Glitter Buttons Material Resin Eco-friendly Plastic Button type Glitter buttons Color Darl Pink Shape Round with double convex surface Size 28L...

Brand Name:Grand

Model Number:EG-2256

Place of Origin:China

... Double Convex Surface Electric Guitar Big Tremolo Rosewood Fingerboard in Wine Red Body Mahogany Neck Maple Fretboard Ebony Back/Side Maple Pickup Passive Closed Style String Winder Closed Knob Bow Brazil wood Specification: Custom Grand Double Convex ...

Brand Name:SF

Model Number:QGP-4

Place of Origin:CHINA

Spherical Shape Fused Silica Glass Sheets Double Convex +/-0.02mm Tolerance Product description: Fused clear silica quartz glass plate is made of high purity quartz sand with excellent thermal shock stability and high transmittance. It is widely used in ...

Brand Name:Spark

Model Number:JY-BAD0405P-5050

Place of Origin:Zhejiang, China

PMMA LED Lens Diameter 10.7mm Double Convex Lens Led Optical Lens 1W 3W 5W Laser Light Lenses Application: Led Optical Lenses used in the ...

Brand Name:TIMKEN / NSK / NTN / FSKG / KBE / OEM

Model Number:204KRR3

Place of Origin:CHINA

204KRR3 Round Hole Agricultural Machinery Bearing Inner Ring Double Convex Outer Ring Flat Bearing Specification : FSK BEARING Model Number 204KRR3 Part Name Spherical Bearing Material Gcr15 Chrome Steel Application Agricultural bearings Brand TIMKEN / NSK...

Brand Name:WEIMENG

Model Number:WM-C-042

Place of Origin:Shaanxi,China(Mainland)

Compound focusing lens Dia:28mm F=125mm JGS1 quartz Double convex + meniscus shape for 0-4000W laser welding machine The main function of the laser protective lens is protect pricy laser optics against ...

Brand Name:FZLink

Model Number:RHGZ-110/RHGZ-220

Place of Origin:FuZhou China

...Polariscope with Interference ball Desktop Polariscope Model RHGZ-110/220 Product description It is very useful in identifying moissanite and detecting strain in diamonds and other gems. Polariscopes are also used to separate synthetic amethyst from genuine. This desktop instrument has a built-in light source. Bench type polariscope...

Place of Origin:China

Brand Name:CNOEC, OPTO-EDU

Model Number:A24.6356

Gem Test Kit Jewelry Microscope Handheld Polariscope A24.6356 A24.6356-A Travel Lab An Ideal Toolkit For Laboratory Testing A24.6356-B Gemological Lab Special For Students And Gemologists A24.6356 Gem Test Kit A24.6356-A Travel Lab A24.6356-B Gemological Lab A24.6321-A Handheld Refractometer A24.6321-B Handheld Refractometer Handheld Polariscope Handheld Spectroscope Handheld Spectroscope (Adjustable) Iceland Spar Calcite Dichroscope Gem...

Place of Origin:Guangdong, China

Brand Name:Coast

Model Number:N/A

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Brand Name:Itarlights

Model Number:IL-200902

Place of Origin:CN

OEM PMMA 35mm Round 4 In 1 LED Optical Lenses All of the PMMA optical lenses and aluminum reflectors will be customized according to your requirements. The above pictures are just for your information. We have professional engineers to design them for you...

Brand Name:xinland

Model Number:Quartz Laser Focus Lens

Place of Origin:China

Quartz Laser Focus Lens Plano Convex Double-convex Concave-Convex lens Product Description: 1. Scanning range. The larger the area the lens can scan, the more popular it will be with users. However, if we blindly increase the scanning area, it will ...