Edmund Optics uses cookies to optimize and enhance the features and content on our website. Click “OK” for the full user experience, you can view additional information on the cookies we use by clicking the “Details” button. We do NOT sell your information from marketing cookies, we use it to improve ONLY YOUR experience with Edmund Optics.
Necessary cookies help make a website usable by enabling basic functions like page navigation and access to secure areas of the website. The website cannot function properly without these cookies.
Some of the data collected by this provider is for the purposes of personalization and measuring advertising effectiveness.
test_cookieUsed to check if the user's browser supports cookies.
Maximum Storage Duration: 1 dayType: HTTP Cookie
rc::aThis cookie is used to distinguish between humans and bots. This is beneficial for the website, in order to make valid reports on the use of their website.
Maximum Storage Duration: PersistentType: HTML Local Storage
rc::cThis cookie is used to distinguish between humans and bots.
Maximum Storage Duration: SessionType: HTML Local Storage
__cf_bm [x2]This cookie is used to distinguish between humans and bots. This is beneficial for the website, in order to make valid reports on the use of their website.
Maximum Storage Duration: SessionType: HTTP Cookie
.AspNetCore.Mvc.CookieTempDataProviderPreserves the visitor's session state across page requests.
Maximum Storage Duration: SessionType: HTTP Cookie
AWSALBRegisters which server-cluster is serving the visitor. This is used in context with load balancing, in order to optimize user experience.
Maximum Storage Duration: 7 daysType: HTTP Cookie
AWSALBCORSRegisters which server-cluster is serving the visitor. This is used in context with load balancing, in order to optimize user experience.
Maximum Storage Duration: 7 daysType: HTTP Cookie
UMB_SESSIONStores domain prefix to determine whether it holds https or http URL properties.
Maximum Storage Duration: SessionType: HTTP Cookie
Preference cookies enable a website to remember information that changes the way the website behaves or looks, like your preferred language or the region that you are in.
@@lc_auth_token:3b0f44ba-5eb5-4bb1-a9e1-2214776a186bIdentifies the visitor across devices and visits, in order to optimize the chat-box function on the website.
Maximum Storage Duration: PersistentType: HTML Local Storage
_conv_rThis cookie is used as a referral-cookie that stores the visitor’s profile – the cookie is overwritten when the visitor re-enters the website and new information on the visitor is collected and stored.
Maximum Storage Duration: SessionType: HTTP Cookie
_conv_sThis cookie contains an ID string on the current session. This contains non-personal information on what subpages the visitor enters – this information is used to optimize the visitor's experience.
Maximum Storage Duration: 1 dayType: HTTP Cookie
_conv_vThis cookie is used to identify the frequency of visits and how long the visitor is on the website. The cookie is also used to determine how many and which subpages the visitor visits on a website – this information can be used by the website to optimize the domain and its subpages.
Maximum Storage Duration: 6 monthsType: HTTP Cookie
ce_diff_timeUsed by Crazy Egg to offset time for analytics purposes.
Maximum Storage Duration: 14 daysType: HTTP Cookie
ce_ip_addressUsed by Crazy Egg to store the user's IP address.
Maximum Storage Duration: 14 daysType: HTTP Cookie
events/1/#Controls the default preference for the Edmund Optics Product Comparison tool
Maximum Storage Duration: 14 daysType: HTTP Cookie
Marketing cookies are used to track visitors across websites. The intention is to display ads that are relevant and engaging for the individual user and thereby more valuable for publishers and third party advertisers.
conv_randThis cookie is used by the website’s operator in context with multi-variate testing. This is a tool used to combine or change content on the website. This allows the website to find the best variation/edition of the site.
Maximum Storage Duration: PersistentType: HTML Local Storage
_conv_sptestThis cookie is used by the website’s operator in context with multi-variate testing. This is a tool used to combine or change content on the website. This allows the website to find the best variation/edition of the site.
Maximum Storage Duration: SessionType: HTTP Cookie
Some of the data collected by this provider is for the purposes of personalization and measuring advertising effectiveness.
IDEUsed by Google DoubleClick to register and report the website user's actions after viewing or clicking one of the advertiser's ads with the purpose of measuring the efficacy of an ad and to present targeted ads to the user.
Maximum Storage Duration: 400 daysType: HTTP Cookie
_gaUsed to send data to Google Analytics about the visitor's device and behavior. Tracks the visitor across devices and marketing channels.
Maximum Storage Duration: 25 monthsType: HTTP Cookie
_ga_#Used to send data to Google Analytics about the visitor's device and behavior. Tracks the visitor across devices and marketing channels.
Maximum Storage Duration: 25 monthsType: HTTP Cookie
_gcl_auUsed by Google AdSense for experimenting with advertisement efficiency across websites using their services.
Maximum Storage Duration: 3 monthsType: HTTP Cookie
NIDRegisters a unique ID that identifies a returning user's device. The ID is used for targeted ads.
Maximum Storage Duration: 6 monthsType: HTTP Cookie
pagead/1p-user-list/#Tracks if the user has shown interest in specific products or events across multiple websites and detects how the user navigates between sites. This is used for measurement of advertisement efforts and facilitates payment of referral-fees between websites.
Maximum Storage Duration: SessionType: Pixel Tracker
pagead/gen_204/Pending
Maximum Storage Duration: SessionType: Pixel Tracker
_mkto_trkContains data on visitor behaviour and website interaction. This is used in context with the email marketing service Marketo.com, which allows the website to target visitors via email.
Maximum Storage Duration: 2 yearsType: HTTP Cookie
__tld__Used to track visitors on multiple websites, in order to present relevant advertisement based on the visitor's preferences.
Maximum Storage Duration: SessionType: HTTP Cookie
wisepops [x2]Used in context with pop-up advertisement-content on the website. The cookie determines which ads the visitor should be shown, as well as ensuring that the same ads does not get shown more than intended.
Maximum Storage Duration: SessionType: HTTP Cookie
wisepops_props [x2]Used in context with pop-up advertisement-content on the website. The cookie determines which ads the visitor should be shown, as well as ensuring that the same ads does not get shown more than intended.
Maximum Storage Duration: SessionType: HTTP Cookie
wisepops_session [x2]Used in context with pop-up advertisement-content on the website. The cookie determines which ads the visitor should be shown, as well as ensuring that the same ads does not get shown more than intended.
Maximum Storage Duration: SessionType: HTTP Cookie
wisepops_visitor [x2]Used in context with pop-up advertisement-content on the website. The cookie determines which ads the visitor should be shown, as well as ensuring that the same ads does not get shown more than intended.
Maximum Storage Duration: 400 daysType: HTTP Cookie
wisepops_visits [x2]Used in context with pop-up advertisement-content on the website. The cookie determines which ads the visitor should be shown, as well as ensuring that the same ads does not get shown more than intended.
Maximum Storage Duration: 400 daysType: HTTP Cookie
wisepops_session_idUsed in context with pop-up advertisement-content on the website. The cookie determines which ads the visitor should be shown, as well as ensuring that the same ads does not get shown more than intended.
Maximum Storage Duration: SessionType: HTML Local Storage
wisepops_session_landing_urlUsed in context with pop-up advertisement-content on the website. The cookie determines which ads the visitor should be shown, as well as ensuring that the same ads does not get shown more than intended.
Maximum Storage Duration: SessionType: HTML Local Storage
wisepops_session_referrerUsed in context with pop-up advertisement-content on the website. The cookie determines which ads the visitor should be shown, as well as ensuring that the same ads does not get shown more than intended.
Maximum Storage Duration: SessionType: HTML Local Storage
wisepops-pageview_idUsed in context with pop-up advertisement-content on the website. The cookie determines which ads the visitor should be shown, as well as ensuring that the same ads does not get shown more than intended.
Maximum Storage Duration: SessionType: HTML Local Storage
wisepops-uses-attentionUsed in context with pop-up advertisement-content on the website. The cookie determines which ads the visitor should be shown, as well as ensuring that the same ads does not get shown more than intended.
Maximum Storage Duration: SessionType: HTML Local Storage
_gaexpThis cookie is used by Google Analytics to determine if the visitor is involved in their marketing experiments.
Maximum Storage Duration: 14 daysType: HTTP Cookie
ads/ga-audiencesUsed by Google AdWords to re-engage visitors that are likely to convert to customers based on the visitor's online behaviour across websites.
Maximum Storage Duration: 14 daysType: HTTP Cookie
gwccEnables Google Website Call Conversions - This registers if the visitor has clicked on call within the 'contact us' sub-page. This information is used for statistics and marketing purposes.
Maximum Storage Duration: 14 daysType: HTTP Cookie
mTracking pixel used by South Korean Company, Naver Analytics to track website engagement
Maximum Storage Duration: 14 daysType: HTTP Cookie
NWBUsed by South Korean Company, Naver Analytics for web analytics that tracks and reports website traffic
Maximum Storage Duration: 14 daysType: HTTP Cookie
NWB_LEGACYUsed by South Korean Company, Naver Analytics for web analytics that tracks and reports website traffic
Maximum Storage Duration: 14 daysType: HTTP Cookie
pagead/1p-user-list/#Tracking pixel used by Google analytics to track website engagement
Maximum Storage Duration: 14 daysType: HTTP Cookie
trUsed by Facebook to deliver a series of advertisement products such as real time bidding from third party advertisers.
Maximum Storage Duration: 14 daysType: HTTP Cookie
wcs_btUsed by South Korean Company, Naver Analytics for cross site web analytics
Maximum Storage Duration: 14 daysType: HTTP Cookie
Unclassified cookies are cookies that we are in the process of classifying, together with the providers of individual cookies.
List of domains your consent applies to: [#BULK_CONSENT_DOMAINS#]
Cookie declaration last updated on 1/29/25 by Cookiebot
[#IABV2_TITLE#]
[#IABV2_BODY_INTRO#]
[#IABV2_BODY_LEGITIMATE_INTEREST_INTRO#]
[#IABV2_BODY_PREFERENCE_INTRO#]
[#IABV2_BODY_PURPOSES_INTRO#]
[#IABV2_BODY_PURPOSES#]
[#IABV2_BODY_FEATURES_INTRO#]
[#IABV2_BODY_FEATURES#]
[#IABV2_BODY_PARTNERS_INTRO#]
[#IABV2_BODY_PARTNERS#]
Cookies are small text files that can be used by websites to make a user's experience more efficient.
The law states that we can store cookies on your device if they are strictly necessary for the operation of this site. For all other types of cookies we need your permission.
This site uses different types of cookies. Some cookies are placed by third party services that appear on our pages.
You can at any time change or withdraw your consent from the Cookie Declaration on our website.
Learn more about who we are, how you can contact us and how we process personal data in our Privacy Policy.
Please state your consent ID and date when you contact us regarding your consent.
Most web browsers allow you to view your cookies in the browser preferences, typically within the "Privacy" or "Security" tab. Some browsers allow you to delete specific cookies or even prevent cookies from being created. While disallowing cookies in your browser may provide a higher level of privacy, it is not recommended since many websites require cookies to function properly. Alternatively, you can visit www.aboutcookies.org which provides directions on how to block or delete cookies on all major browsers.
TECHSPEC® HRi Series Fixed Focal Length Lenses are a streamlined version of our HR Series Lenses. There are multiple options available for each focal length to accommodate a variety of optimized working distance ranges. Designed for high volume imaging applications, HPi series lenses feature simplified focus mechanics and a fixed aperture. TECHSPEC HRi Series Fixed Focal Length Lenses are available in a variety of f/# options, making them ideal for applications that require reduced size, cost, and lockable focus imaging solutions. Call for OEM Quantity Pricing.
Edmund Optics has created a family of high performance optical designs (the HR Series family) and developed three customized optomechanical solutions targeted for specific applications. These lens sub-families utilize the same optics as the HR Series Lenses, providing the same optical performance in a variety of optomechanical solutions to meet your application requirements:
HR Series: Features locking cam focus and iris adjustment. This is the most adjustable version of these optical designs and is the typical high quality machine vision lens.
HRi Series: Simplified mechanics featuring fixed apertures with compact housing. Industrial Ruggedization for reduced size, cost, and locked focus.
HRr Series: All optics glued in place and a locking C-clamp focus ring. Stabilized Ruggedization for reduced pixel shift and improved focus stability.
Stock No.: 36-561-RCD-05P Recertified Code: 05P
(All Original Parts Included, Perfect)
Recertified Products
Typically 1-2 Recertified Products are in stock at a time. Please contact our sales team if you would like exact availability of an item.
Recertified products are those identified with the recertified logo indicating they were returned to Edmund Optics® and cannot be sold as new for the following reasons:
Open Box – Missing original packaging
Cosmetic Blemishes – Scratches, rub marks or other minor cosmetic imperfections
Service/Repair – Product has been serviced to the factory original specification
Factory Returns – Product has been returned in its original condition
Recertified products are inspected for damage and any necessary repairs are made. Products are then certified by Edmund Optics® to be in good working order. Since quantity is low, recertified products are sold on a first come, first serve basis. Any imperfections will be listed in the description, indicated in the stock number, and categorized by the table below. When purchasing recertified products, the Edmund Optics® standard return policy applies.
Stock No.: 23-556-RCD-05P Recertified Code: 05P
(All Original Parts Included, Perfect)
Recertified Products
Typically 1-2 Recertified Products are in stock at a time. Please contact our sales team if you would like exact availability of an item.
Recertified products are those identified with the recertified logo indicating they were returned to Edmund Optics® and cannot be sold as new for the following reasons:
Open Box – Missing original packaging
Cosmetic Blemishes – Scratches, rub marks or other minor cosmetic imperfections
Service/Repair – Product has been serviced to the factory original specification
Factory Returns – Product has been returned in its original condition
Recertified products are inspected for damage and any necessary repairs are made. Products are then certified by Edmund Optics® to be in good working order. Since quantity is low, recertified products are sold on a first come, first serve basis. Any imperfections will be listed in the description, indicated in the stock number, and categorized by the table below. When purchasing recertified products, the Edmund Optics® standard return policy applies.
Are you trying to measure the performance of your lens? Although this can be a difficult task, there are curves that can help. Read more at Edmund Optics.
Want to know more about the Modular Transfer Function? Learn about the components, understanding, importance, and characterization of MTF at Edmund Optics.
LIGHT TALK - EPISODE 5: Ruggedized Imaging Lenses with Cory Boone and Ben Weaver
The expansion of automation has made the ruggedization of imaging lenses from shocks, vibrations, and temperature swings more important than ever before.
Have an application in a demanding environment? Learn about the different types of ruggedization: industrial, ingress protection, and stability at Edmund Optics.
Ruggedized Machine Vision Lenses for Harsh Environments
Edmund Optics imaging and machine vision lenses are robustly designed for use in harsh environments and are available in a number of options for the most demanding applications.
Do you have multiple projects that involve the use of a lens? Find out about different lenses that can be adapted for multiple purposes at Edmund Optics.
MTF curves allow you to compare the performance of multiple lenses at the same time. To find out how MTF curves are beneficial, read more at Edmund Optics.
Fixed magnification lenses typically function properly at a single working distance and are specified by their magnification. Learn more at Edmund Optics.
Join Greg Hollows, Director of the Imaging Business Unit and EO's Imaging Expert, as he reviews some Best Practice to consider when designing an imaging system.
Join Greg Hollows, Director of the Imaging Business Unit and EO's Imaging Expert, as he reviews some Best Practice to consider when designing an imaging system.
Join Greg Hollows, Director of the Imaging Business Unit and EO's Imaging Expert, as he reviews some Best Practice to consider when designing an imaging system.
Join Greg Hollows, Director of the Imaging Business Unit and EO's Imaging Expert, as he reviews some best practices to consider when designing an imaging system.
Join Greg Hollows, Director of the Imaging Business Unit and EO's Imaging Expert, as he reviews some best practices to consider when designing an imaging system.
Join Greg Hollows, Director of the Imaging Business Unit and EO's Imaging Expert, as he reviews some best practices to consider when designing an imaging system.
Join Greg Hollows, Director of the Imaging Business Unit and EO’s Imaging Expert, as he reviews some best practices to consider when designing an imaging system.
I’ve been using the thin lens approximation to calculate the minimum object distance and field of view of an imaging lens and camera I have, is there a simple formula for estimating these parameters?
Distortion is an individual aberration that misplaces information but can be calculated or mapped out of an image. Learn more about distortion at Edmund Optics.
When it comes to your lens, the f/# is one of the most important settings because it controls multiple parameters. Find out what the f/# controls at Edmund Optics.
While working with machine vision, there are different types of filters that can be used to alter the image. Find out about the different types at Edmund Optics.
Are you new to imaging and want to learn more about lens magnification? Learn more about lens magnification and other key imaging concepts at Edmund Optics.
In order to understand vignetting, it is important to understand sensor sizes, formats, and roll-off and relative illumination. Find out more at Edmund Optics.
Wavelengths can be both valuable or hazardous when trying to obtain information from an imaging system. Learn more about fixing wavelength issues at Edmund Optics.
Why Should I Use a Lens Designed Specifically for SWIR Wavelengths?
Short wave infrared (SWIR) imaging applications require specialized imaging optics, as lenses designed for visible use are not optimized for SWIR wavelengths
Imaging lens assemblies are vital components for a wide range of cutting edge applications including machine vision, biomedical instruments, factory automation, and robotics.
Edmund Optics Imaging: Telecentric Lenses versus Hypercentric Lenses
Join EO's Nick Sischka, Director of Imaging, as he inspects pipes for various defects using the TECHSPEC Telecentric Lens versus the TECHSPEC Hypercentric Lens.
Join Nick Sischka, Vision Solutions Specialist and member of EO's Imaging Team, as he reviews some best practices to consider when designing an imaging system
Nick Sischka explains why color consideration and illumination are so important for machine vision in this hands-on demonstration from the Edmund Optics 2021 Imaging Innovation Summit.
The diffraction pattern caused when light passes through an aperture is called the Airy Disk. Find out how the Airy Disk can impact your image at Edmund Optics.
In imaging, light rays are mapped from an object onto an imaging sensor by an imaging lens, to reproduce the characteristics and likeness of the object for the purposes of inspection, sorting, or analysis.
Join Nick Sischka, Vision Solutions Specialist and member of EO's Imaging Team, as he reviews some best practices to consider when designing an imaging system.
LIGHT TALK - EPISODE 1: Machine Vision Trends with Nick Sischka
Join our discussion around machine vision trends including such as increasing resolution and new sensors in the first episode of our LIGHT TALKS series.
Learn how Edmund Optics maintains optical performance across the entire image plane through this resolution and contrast comparison using our C Series FFL lens.
Do you want to understand how a lens works? To do so, you must learn key terms for how the lens functions, including resolution. Find out more at Edmund Optics.
Please select your shipping country to view the most accurate inventory information, and to determine the correct Edmund Optics sales office for your order.
CookieConsentStores the user's cookie consent state for the current domain
STEP:step
PDF Drawing:pdf
IGES:igs
Zemax
eDrawing:eprt
EO Spec Sheet
or view regional numbers
QUOTE TOOL
enter stock numbers to begin
Copyright 2023 | Edmund Optics, Ltd Unit 1, Opus Avenue, Nether Poppleton, York, YO26 6BL, UK
California Consumer Privacy Acts (CCPA): Do Not Sell or Share My Personal Information
California Transparency in Supply Chains Act