Optical Test and Calibration Ltd

Optical Test and Calibration Ltd OTC is an independent calibration laboratory based in the city of Bradford, founded in 1989.

We offer accredited calibration services for fibre optic, photometric, and electrical equipment, alongside traceable calibration for a wide-variety of kit. Introduction
Optical Test and Calibration Limited is an independent calibration laboratory based in the city of Bradford in West Yorkshire, UK. Owned by its' directors and staffed by quality professionals, the company aims to provide an unrival

led level of support for test equipment calibration, service and sales. Background
OTC was originally founded in 1989 as the only independent UK calibration house specialising in the field of infrared light measurements for fibre optic test equipment. OTC was one of the first UK companies to gain accreditation from UKAS for fibre optics. We have continued to invest in existing and new fields of activity, with the addition of UKAS accreditation for electrical and electronic instrumentation and for illuminance measurements as part of the expansion of our radiometric calibration facility to include photometric test equipment. Company Size
Employing 29 people, OTC has a turnover in excess of £2M per year and operates from 6000 sq. ft of modern premises in a high technology development adjacent to the University of Bradford.

We will be closing today at 2:00PM and will re-open on Friday 2nd January. From all of us here at OTC, we wish you a Hap...
31/12/2025

We will be closing today at 2:00PM and will re-open on Friday 2nd January.

From all of us here at OTC, we wish you a Happy New Year - May it bring great fortune and good health for all!

24/12/2025

As we wrap up the year, we want to thank you for being an important part of our journey.
Thank you for your trust, loyalty, and support this year.
Wishing you a joyful Christmas and a New Year and look forward to working with you in the year ahead.
From everyone at OTC 🎄☃️🎄

We haven't been active on social media for awhile now, but we are back and back with a bang! 💥We are proud to unveil the...
27/11/2025

We haven't been active on social media for awhile now, but we are back and back with a bang! 💥

We are proud to unveil the new face of Optical Test and Calibration Ltd! 🔬🇬🇧🌐

For over 30 years, we've supported the UK, as well as businesses worldwide, from our Bradford lab. Now, accessing our UKAS-accredited calibration services is easier than ever.

🔹 Updated service lists (Fibre optics, Photometry, Electrical)
🔹 Streamlined enquiry forms
🔹 Mobile-friendly design

Check out the new look at the link in the comments below! 👇


Link in the first comment below 👇

15/12/2023

Please note that we will be closed today between 12.00- 15.30, please email [email protected] with your enquiry and we’ll get back to you as soon as possible.

15/12/2022

🎄 Please Note the following closure hours over the Christmas and New Year period 2022/202🎄

Friday 16th December – closed from 12.00pm
Monday 19th December to Thursday 22nd December – Normal operating hours 08:00am to 04:30pm
Friday 23rd December – closed from 02.00pm
Monday 26th and Tuesday 27th December – Bank Holiday closure
Wednesday 28th and Thursday 29th - Normal operating hours 08:00am to 04:30pm
Friday 30th December – closed from 02:00pm
Monday 2nd January 2023 – Bank Holiday closure
From Tuesday 3rd January – Normal operating hours 08:00am to 04:30pm

30/05/2022

Please note we will be closed for the Jubilee on Thursday 2nd and Friday 3rd June 2022 👑

Address

19-23 Campus Road, Listerhills Science Park
Bradford
BD71HR

Opening Hours

Monday 7:30am - 4pm
Tuesday 7:30am - 4pm
Wednesday 7:30am - 4pm
Thursday 7:30am - 4pm
Friday 7:30am - 4pm

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