Koyo Co., Ltd.

■Basic properties: concave lens A lens that diverges light, contrary to a convex lens, is called a concave lens. Depending on t...

• Optical Components

• Optical Lens

Price (without tax)

$ 19.50

Select representative items among optical lenses and prisms for teaching materials. Although this product was created as a tea...

• Optical Components

• Optical Prisms

Price (without tax)

$ 84.50

Very small corner cubes are lined up on the sheet and reflect the incident light precisely in the direction of incidence.

• Optical Components

• Corner Cubes

The boxes are divided at 1mm intervals across the entire surface, with numbers and symbols attached to them and separated by st...

• Measuring Equipment

• Dimensional Metrology Equipment

Price (without tax)

$ 325.00

A simple spectroscope with a wavelength range of 400 to 700 nm, ideal for viewing wavelengths of flames and gas spectrum tubes ...

• Measuring Equipment

• Spectroscopes

Price (without tax)

$ 30.55

■Negeotte counting cell double type/single type Used in the medical field for urine cytology and analysis of head and dorsal co...

• Measuring Equipment

• Counting Chambers

Price (without tax)

$ 270.40

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

• Optical Components

• Fresnel Lenses

Price (without tax)

$ 58.50

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

• Optical Components

• Fresnel Lenses

Price (without tax)

$ 83.20

Metal-deposited scales are applied to optical glass measuring 30 mm wide x 6 mm thick, and are used in large optical measuring ...

• Measuring Equipment

• Dimensional Metrology Equipment

Price (without tax)

$ 632.45

A high-precision product with high output efficiency and highly circular comely and light. ■Product features ・Collimated ligh...

• Light Sources

• Laser Light Sources

Price (without tax)

$ 281.45

■Plasma ball A symphony of powerful lights reminiscent of lightning in the night sky, works that can only be seen at science mu...

• Machining / Machine Tools

• Plasma Cleaning Systems

Price (without tax)

$ 91.00

It is used to efficiently focus light, and a lens with a short focal length relative to its aperture is usually effective.

• Optical Components

• Optical Lens

Price (without tax)

$ 18.20

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

• Optical Components

• Optical Lens

Price (without tax)

$ 20.80

■Glass polarizing filter for visible range (linear polarization type) This filter extracts only a specific polarized light comp...

• Filters

• Optical Filters

Price (without tax)

$ 29.25

A technology that uses interference phenomena to memorize a nearly perfect image on a photosensitive medium is called a hologra...

Price (without tax)

$ 37.70

• Measuring Equipment

• Dimensional Metrology Equipment

Price (without tax)

$ 134.55

Aluminum vapor deposited on high quality Pyrex substrate. On top of that, an overcoat of SiO or MgF2 is applied. Aℓ＋SiO (350-...

• Building Materials

• Mirror Glass

Price (without tax)

$ 102.70

■IR sensor card When it receives infrared rays (IR) from a laser or LED, it emits visible light according to the wavelength ban...

Price (without tax)

$ 195.65

Please choose from 7 items.

• Measuring Equipment

• Dimensional Metrology Equipment

Price (without tax)

$ 148.20

Precise resolution target compliant with ANS/ISO#2 based on NIST/NBS1010A standard. This target is ideal for testing focusing a...

• Measuring Equipment

• Dimensional Metrology Equipment

A high-performance linear polarizing filter that can be used in the near-infrared region of 750-850nm and 860-2,000nm. The pola...

• Filters

• Optical Filters

Price (without tax)

$ 146.90

■Specifications ・Base blue plate glass ・Accuracy ±0.05mm in total length ・Scale painted black

• Measuring Equipment

• Dimensional Metrology Equipment

Price (without tax)

$ 244.40

Substrate optical glass, back surface is rough. With SiO protective film after aluminum vapor deposition. Dimensions ±0.2mm, th...

• Building Materials

• Mirror Glass

Price (without tax)

$ 19.50

This micrometer is ideal for image analysis that requires accurate measurement of various two-dimensional shapes. Nine types of...

• Measuring Equipment

• Dimensional Metrology Equipment

Price (without tax)

$ 351.65

This is a spectrometer that measures wavelengths within visible light, and is ideal for school teaching materials.It is ideal f...

• Measuring Equipment

• Spectroscopes

Price (without tax)

$ 129.35

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

• Optical Components

• Fresnel Lenses

Price (without tax)

$ 148.85

■High-performance objective lens Manufactured by Beck This high-performance objective lens, formerly known as the Beck Ealling ...

• Optical Components

• Industrial Lenses

Price (without tax)

$ 2,385.50

■Eyepiece scale plate for microscope ・Basic diameter 16mm・19mm (20mm) ・21mm・23mm ・You can choose from 8 sizes of 24mm.

• Measuring Equipment

• Dimensional Metrology Equipment

Price (without tax)

$ 148.20

■SPF test package 16S-150-001 This is a solar UV light simulator that artificially produces only the UV light of sunlight, and ...

• Light Sources

• UV Curing Systems

■Solar cell test package 16S-300-005 This is a solar UV light simulator that artificially produces only the UV light in sunligh...

• Light Sources

• UV Curing Systems