Semrock

Semrock manufactures high-performance hard-coated optical filters and filter sets for fluorescence imaging, analytical instrumentation, and medical diagnostics, supplying OEMs, researchers, and a global distributor network as a brand of IDEX Health & Science.

Company typePrivate
Founded2000
HeadquartersRochester, United States
Headcount51–100
GTM typeB2B
OfferingHardware or Manufacturing

What Semrock does

Semrock is a Rochester, New York-based manufacturer of high-performance optical filters serving life science, analytical instrumentation, and medical diagnostic equipment markets. Founded in 2000, the company operates as a dedicated product brand within IDEX Health & Science LLC, itself a unit of diversified industrial parent IDEX Corporation (NYSE: IEX). Semrock's product portfolio centers on precision individual optical filters (bandpass, edge, notch, dichroic beamsplitters) and pre-configured filter sets organized by fluorophore and imaging application, with the BrightLine flagship line including the recently re-engineered BrightLine 2.0 series. Specialized offerings cover Raman spectroscopy and an Essential Performance value tier, alongside custom optical filter design services for OEM integration.

The company's competitive position is anchored by a proprietary hard-sputtered coating process that delivers superior environmental stability versus conventional soft coatings and underwrites a 10-year warranty. Supporting technical infrastructure includes the SearchLight online spectral modeling tool, which enables customers to simulate and optimize fluorophore, light source, detector, and filter combinations during system design. Manufacturing and engineering capability is augmented by the IDEX Health & Science parent organization.

Commercially, Semrock runs a hybrid go-to-market combining OEM embedded supply to instrument manufacturers, direct e-commerce sales of catalog products (with a Quick Ship Program covering 175+ filters for next-day delivery), and a global distributor network. Revenue is generated through unit-priced catalog sales and quote-based custom filter projects. Recognition includes Silver Honoree status at the Laser Focus World 2025 Innovators Awards for BrightLine 2.0 filter sets.

Semrock firmographics

Firmographics

Name: Semrock
Legal name: IDEX Health & Science LLC
Website: https://semrock.com
Company type: Private
Founded year: 2000
Operating status: Operating
Headcount range: 51–100 employees
Short description: Semrock manufactures high-performance hard-coated optical filters and filter sets for fluorescence imaging, analytical instrumentation, and medical diagnostics, supplying OEMs, researchers, and a global distributor network as a brand of IDEX Health & Science.
Ownership category
akta.pro rank

Where Semrock is headquartered

Location

Headquarters

HQ city: Rochester
HQ country: United States
HQ region: North America

Markets served

Semrock business model

Business model

GTM type: B2B
Offering type: Hardware or Manufacturing
Cost components: Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

Optical Filter Sales: Sale of standard catalog optical filters including bandpass, edge, notch, and dichroic beamsplitters, as well as pre-configured optical filter sets organized by fluorophore and imaging application.
Custom Optical Filter Design: Custom optical filter design services for instrument manufacturers with specific wavelength, performance, and integration requirements.
Customizing Catalog Filters: Customization options for standard catalog optical filters to meet exact requirements without full custom design costs.

Pricing tiers

Model	Billing	Price
Unit Pricing	Pay-as-you-go	Standard catalog optical filters available for direct purchase

Go-to-market motion3 records

Distribution channels3 records

Marketing channels6 records

Semrock product offering

Product offering

Core offering

Semrock designs and manufactures high-performance optical filters and pre-configured filter sets for fluorescence imaging, analytical instrumentation, and medical diagnostic OEM integration. Products include bandpass, edge, notch, and dichroic beamsplitters; BrightLine 2.0 and Essential Performance filter lines; Raman optical filters; and fully custom filter designs, all built on proprietary hard-sputtered coatings and backed by a 10-year warranty.

Product overview

Semrock is a manufacturer of high-performance optical filters and filter sets for fluorescence imaging, analytical instrumentation, and OEM integration, operating as part of IDEX Health & Science. The product portfolio centers on precision optical filters including Individual Optical Filters (bandpass, edge, notch, dichroic beamsplitters) and Optical Filter Sets organized by fluorophore and imaging application. Key product lines include BrightLine® 2.0 (newly re-engineered high-performance filters awarded Silver Honoree at Laser Focus World 2025 Innovators Awards) and Essential Performance (cost-effective solutions). Custom Optical Filters are available for OEM instrument requirements. The SearchLight™ spectral modeling tool enables system optimization. Specialized offerings include Raman Optical Filters. All products utilize proprietary hard-sputtered coatings with a 10-year warranty.

Differentiator

Problem solved

Functional benefit

Brands

BrightLine: High-performance optical filter product line with hard-sputtered coatings, featuring 2.0 versions with re-engineered performance and value improvements
SearchLight

Products and services

Individual Optical Filters

Quantifiable outcome

175+ filters available for 1-3 day quick ship delivery
+2 more outcomes

Companies that use Semrock

Customer profile

Segments3 records

Ideal customer profiles3 records

Semrock technology and API

Technology

Technology focussed Yes

API detail

Has API: No
API docs
API detail

Core technology

AI maturity

App detail

Feature4 records

Semrock partnerships and signals

Strategic signal

Partnerships

One partnership is on record.

IDEX CorporationcoreOthersSemrock is a brand under IDEX Health & Science LLC, which is a unit of IDEX Corporation. This corporate structure provides operational infrastructure, distribution networks, and manufacturing expertise supporting Semrock optical filter products worldwide.

Scale indicators1 record

Recent moves2 records

Expansion highlights5 records

Semrock competitors and assessment

Company assessment

Market position

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

Semrock financial estimates

Financial estimate

Revenue estimate

Valuation estimate

Semrock leadership team

Management profile

Number of profiles

Semrock funding detail

Funding detail

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

Semrock M&A and investment

M&A and investment

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Semrock

What does Semrock do?

Is Semrock a public or private company?

Semrock is a private company. It is classified as corporate owned and is currently operating.

When was Semrock founded?

Semrock was founded in 2000. It employs 51 to 100 people.

Where is Semrock based?

Semrock is headquartered in Rochester, United States, in the North America region.

How does Semrock make money?

Three revenue lines are on record. Optical Filter Sales are the primary driver. The others are custom Optical Filter Design and customizing Catalog Filters.

Does Semrock have an API?

No public API is recorded for Semrock.