Filters, Mounts, and Accessories News

Bandpass Optical Filters Explained

Filters are devices that allow specific stuff to pass through them and reject or block the rest. In the context of optical communication, optical filters are used for pretty much the same thing. Optical filters promote the transmission of different wavelengths while absorbing those that are not required — they [...]

Monitoring Air Quality

Air quality is an increasing concern in the industrialized world. According to the World Health Organization, (WHO), air pollution causes two million death annually in China, India and Pakistan. Moreover, ‘premature death’ of seven million people worldwide each year is due to the health hazards of air pollution. Several severe [...]

Tunable Lasers Provide Optical Filter Measurements

Amplifying an entire wavelength grid at one time and being able to convert it into a channeled electrical signal, regenerate it, convert it into an optical signal and eventually multiplex all of the channels into a single optical fiber is now possible with tunable lasers. A tunable transmitter provides [...]

What Is A Band Pass Filter?

Bottom line, a band pass filter is “an electronic circuit or device that allows signals to pass between two frequencies.” This device will be able to discriminate and separate signals of different frequencies other than those specified. Certain band pass filters will require an external source of power and it [...]

Optical Filters Detect Fluorescent Dyes

In the medical field, a fluorophore is a fluorescent dye that is utilized to highlight cells, proteins and tissues to enable the radiologist to be able to “read” the fluorescent label for examination by fluorescence microscopy. The dye absorbs the specific wavelength of the cell, protein or tissue, converts its [...]

What’s New: Prototyping Mounts for Omnivision

Prototyping Mounts for Omnivision Universe Kogaku America has introduced a new line of prototyping mounts, compatible with the popular OMNIVISION line of CMOS detectors. Mounts are available for the 11.43mm X 11.43mm, 14.2mm X 14.2mm and the new 4.93mm X 4.76mm packages. With M9, M10, M12, M13 and M8 thread [...]

What’s New: C-Mount for 19mm Lenses

C-Mount for 19mm Lenses Now, a convenient way to mount our Hi-RES lenses on your C-mount camera. The new SC-CM19 holder will clamp snugly on the 19mm straight barrel and allow secure mounting with easy focus adjustment. With over fourteen individual focal lengths and assorted F/numbers in the Hi-RES lens [...]

What’s New: Plastic Lens Mounts

Plastic Lens Mounts Universe has added a new family of plastic lens mounts in M9, M12, M13, C and CS styles. Please contact us for full drawings and specs.

What’s New: T-Mount Adapters

T-Mount Adapters Universe now stocks T mount adapters for Sony Alpha, Pentax K and Olympus cameras. These will allow the use of our popular DSLR quartz lenses on these cameras.

Lens Filters and Accessories

Lens Filters and Accessories: Universe now stocks Ultra-violet and Infra-red band pass filters for use with our UV Quartz lenses. We have 25, 49, and 55mm filter thread mounts to fit our entire UV lens family. They are available from stock in I-330, IR083 and IR-76 styles. Click here to [...]

What’s New: Ultra-Violet and Infra-Red Pass Filters Transmission Charts

Universe stocks a full range of neutral density skylights and closeup filters. When combined with these step rings, our filters will fit most common lenses.

What’s New: Step Rings

Universe stocks a full range of neutral density skylight and closeup filters. When combined with these step rings, the filters will fit most common lenses. The first 3 digits of the part number indicate the lens end filter thread size that the step ring will mate with. The final [...]

What’s New: T mount to Nikon F adapter

Universe now offers a T-mount to Nikon F adapter and a Nikon F type camera side (female) bayonet mount.The T adapter will fit all Universe T-mount quartz lenses allowing use on popular DSLR cameras with the Nikon F type lens mount. The camera side bayonet mount will be of interest [...]

What’s New: UV Filters

New line of Ultra Violet Quartz Lenses for imaging in the deep UV spectrum Available from stock in 25, 50, 78, and 105mm focal lengths, these lenses are well suited to forensic investigation and other UV and Infra-red imaging applications. We have designed and manufactured these lenses as a reasonably [...]