With Christmas just a couple of days away everybody is preparing for a well-deserved Christmas’ and New Year’s break. At DELTA we have been extraordinarily busy the last few weeks and as a result we have some exciting news to share with you. The optical filter business of DELTA will start in a new set-up […]

We have prepared a short presentation for you that clarifies the notion of optical density (OD) and puts it into context with signal to noise ratio (SNR). In our daily work as filter manufacturer we often talk to customers with an electrical engineering or imaging background. In these and other fields SNR is an important […]

Delta Optical Thin Film are well-known for their unique Linear Variable Filters but did you know that we also manufacture bespoke beamsplitter cubes?

Curious about what Photonics is? See the brilliant video made by Carlos Lee from EPIC!  

3rd International conference on Photonics, Optics and Laser Technology The third edition of the PHOTOPTICS conference (3rd International Conference on Photonics, Optics and Laser Technology) organized by INSTICC (Institute for Systems and Technologies of Information, Control and Communication) will take place from the 12th to the 14th March 2015 in Berlin, Germany. Read the complete […]

PHOTONICS MEDIA recorded an interview with DELTA’s Director Sales and Marketing at Photonics West 2014 about DELTA’s capabilities and uniqueness in optical filters. See the video at YouTube.

DELTA has lifted the application range of variable filters to new levels by introducing a new powerful type of linear variable filter (LVF). The new LVNIRBP is the best of its kind on the market. Since DELTA offered the first linear variable short and long pass filters in 2010, development never stopped, and the next […]

DELTA’s innovative family of linear variable filters is extended with a sixth type – the best ever linear variable VIS band pass filter (LVVISBP) DELTA has lifted the application range of variable filters to new levels by introducing a new powerful type of linear variable filter (LVF). The new LVVISBP is the best of its […]