History

Koyo Co., Ltd.

  • Japan
  • Founded: 1945
Koyo Co., Ltd. Website
Koyo Co., Ltd.

Products Handled By Koyo Co., Ltd.

Search by Category


Koyo Co., Ltd.

Science goods Tesla coil

470+ people viewing

Last viewed: 4 hours ago

■Tesla coil TESLA COIL High Frequency High Voltage Generator The Tesla Coil, invented by the Hungarian Nikola Tesla, is a reson...

Price (without tax)

$ 520.00

Koyo Co., Ltd.

Holographic grating replica film

390+ people viewing

Last viewed: 1 day ago

■Summary As the light travels, it causes a diffraction phenomenon that hits the edges of obstacles and is broken down into spec...

Price (without tax)

$ 13.00

Koyo Co., Ltd.

Various mirror products Large parabolic reflector

330+ people viewing

Last viewed: 1 day ago

■Large parabolic reflector A large precision-polished aluminum reflector (mirror curve is radiation) designed for solar energy ...

Price (without tax)

$ 99.45

Koyo Co., Ltd.

Various mirror products Large acrylic concave mirror

320+ people viewing

Last viewed: 1 day ago

■Large acrylic concave mirror (back mirror) Our original optical product is a high performance large concave mirror made of opt...

Price (without tax)

$ 107.25

Koyo Co., Ltd.

Fresnel Lens Group Fresnel Lens B FL:83~200mm

320+ people viewing

Last viewed: 4 hours ago

A Fresnel lens is an optical element with a special shape invented by the Frenchman Augustin Jean Fresnel. This is a lens that ...

Price (without tax)

$ 28.60

Koyo Co., Ltd.

Diffraction grating reflective blazed high resolution primary echelette 1-1

310+ people viewing

Last viewed: 9 hours ago

■Reflection type diffraction grating grating 1-3 blazed high resolution primary echelette type First of all, in order to obtain...

Price (without tax)

$ 273.00

Koyo Co., Ltd.

Stage scale plate for microscopes Precision scale for calibration Stage micrometer

310+ people viewing

Last viewed: 22 hours ago

■Stage micrometer transmission type Used for calibrating the eyepiece scale of a microscope. It is etched into circular glass b...

Price (without tax)

$ 360.10

Koyo Co., Ltd.

Fresnel Lens Group Fresnel Lens A FL:10~80mm

300+ people viewing

Last viewed: 30 minutes ago

A Fresnel lens is an optical element with a special shape that was invented by Frenchman Augustin Jean Fresnel.It is a lens tha...

Price (without tax)

$ 35.10

Koyo Co., Ltd.

Diffraction grating transmission type low grating frequency type 1/2

300+ people viewing

Last viewed: 1 day ago

■Transmission type diffraction grating 2-1 low grating frequency type In order to obtain high-order diffraction output, the gra...

Price (without tax)

$ 217.75

Koyo Co., Ltd.

Optical fiber and light source Optical UV grade quartz fiber light guide Single type BUV/BXUV

290+ people viewing

Last viewed: 23 hours ago

This high-efficiency quartz fiber has particularly excellent transmission characteristics in the short wavelength range, making...

Price (without tax)

$ 511.55

Koyo Co., Ltd.

Optical lens Plano-convex quartz lens Synthetic quartz

290+ people viewing

Last viewed: 1 day ago

Turning parallel rays into diffused rays, it looks just like a diffused ray emanating from a point ray at the focal point of a ...

Price (without tax)

$ 103.35

Koyo Co., Ltd.

Optical products Black non-reflective rasha paper

290+ people viewing

Last viewed: 8 hours ago

■Black non-reflective rasha paper The black velvet-like surface is a non-reflective optical material that absorbs light, and ha...

Price (without tax)

$ 37.05

Koyo Co., Ltd.

Science Goods Van de Graff Electrostatic Generator

290+ people viewing

The Van de Graff electrostatic generator was invented in 1929 by American R. By storing static electricity inside, a very stron...

Price (without tax)

$ 330.85

Koyo Co., Ltd.

Diffraction grating reflective blazed echelette 1/2

280+ people viewing

■Diffraction grating It utilizes light diffraction and is used for spectroscopy, wavelength selection, and light polarization. ...

Price (without tax)

$ 99.45

Koyo Co., Ltd.

Various polarizing filters Wire grid polarizing film MLP-WG

270+ people viewing

■It is a resin film-based wire grid polarizing film. Due to the polarization separation using metal nanowires, it has high pola...

Price (without tax)

$ 221.65

Koyo Co., Ltd.

Fresnel Lens Group Fresnel Lens C FL:203~286mm

270+ people viewing

Last viewed: 6 hours ago

A Fresnel lens is an optical element with a special shape invented by the Frenchman Augustin Jean Fresnel. This is a lens that ...

Price (without tax)

$ 115.70

Koyo Co., Ltd.

Fresnel Lens Group Fresnel Lens D FL:300~400mm

270+ people viewing

Last viewed: 15 hours ago

A Fresnel lens is an optical element with a special shape invented by the Frenchman Augustin Jean Fresnel. This is a lens that ...

Price (without tax)

$ 84.50

Koyo Co., Ltd.

Wave plate/phase plate and related products 1/1 wavelength plate (sensitive color plate)

270+ people viewing

Last viewed: 34 minutes ago

■1/1 Wave plate Sensitive color plate Distortion in glass and plastic products can be measured using photoelasticity. ■Feature...

Price (without tax)

$ 17.55

Koyo Co., Ltd.

Various mirror products 3D mirror with lid

260+ people viewing

Last viewed: 1 day ago

■3D MIRROR (DESK TOP・GIANT SIZE) If you place a small object such as a coin on the bottom, it will float as if it were directl...

Price (without tax)

$ 130.00

Koyo Co., Ltd.

Stage scale plate for microscope B (1) Stage micrometer for calibration Transmission type

260+ people viewing

Used for calibrating the eyepiece scale of the microscope. The figures are vapor-deposited on a glass plate fitted into a circu...

Price (without tax)

$ 252.85

Koyo Co., Ltd.

Wave plate/phase plate and related products 1/4 wave plate

260+ people viewing

■1/4 wavelength plate The newly introduced 1/4-wave plate gives a phase difference to linearly polarized light.If the slow and ...

Price (without tax)

$ 97.50

Koyo Co., Ltd.

Laser projector LML type

260+ people viewing

■Standard product of line marker Clear line irradiation possible ■Product features ・Using a glass aspherical lens and rod len...

Price (without tax)

$ 265.85

Koyo Co., Ltd.

Optical Fiber and Light Source Industrial Quartz Fiber Light Guide BIUV Class Light Guide Single Type

260+ people viewing

Last viewed: 14 hours ago

In recent years, optical fiber transmission methods have become cutting-edge technology and are used in a variety of fields, fr...

Price (without tax)

$ 278.85

Koyo Co., Ltd.

Science Goods Corona Tritor Electrical Discharge Machine

250+ people viewing

Last viewed: 22 minutes ago

*Due to the conflict in Ukraine, the procurement of parts for this product has been delayed, and the delivery time is currently...

Price (without tax)

$ 1,612.00

Koyo Co., Ltd.

Diffraction Grating Reflective Unblazed Holographic

250+ people viewing

Last viewed: 1 day ago

■Reflection type diffraction grating 1-4 Holographic type without blazed A master is created by recording the interference wave...

Price (without tax)

$ 120.90

Koyo Co., Ltd.

Wave plate/phase plate and related products Wave plate (quartz phase plate) Multi-order

250+ people viewing

■Wavelength plate (quartz phase plate) multi-order 1/4 wavelength plate (λ/4 plate) ・1/2 phase plate (λ/2 plate) Gives a phase...

Price (without tax)

$ 260.00

Koyo Co., Ltd.

Optical Fiber and Light Source Fiber Optic Light Guide Single Type

250+ people viewing

In recent years, optical fiber transmission methods have become cutting-edge technology and are used in a variety of fields, fr...

Price (without tax)

$ 132.60

Koyo Co., Ltd.

Optical fiber and light source Optical fiber light guide branch type E type (branch fiber bundle random type E type)

250+ people viewing

In recent years, optical fiber transmission methods have become cutting-edge technology and are used in a variety of fields, fr...

Price (without tax)

$ 169.00

Profile

Country Japan
Founded 1945
Website Koyo Co., Ltd. Website

This is the version of our website addressed to speakers of English in the United States. If you are a resident of another country, please select the appropriate version of Metoree for your country in the drop-down menu.

Copyright © 2025 Metoree