Quartz UVtransmission

This microscope was developed in 1903 to study colloidal particles. These tiny particles—larger than atoms but too small to be seen with an ordinary optical ...

The early Fresnel lenses were cut and polished in glass – an expensive process, and one limited to a few large grooves. Figure 3 shows a Fresnel lens, ...

Quartztransmissionspectrum

IRFused Silica

Choose the hex key set and its push-button locking feature that locks keys in three positions: 90°, 135°, and 180°. Starting at.

UVFused Silica

Find out what works well at Delicious Western Sdn Bhd from the people who know best. Get the inside scoop on jobs, salaries, top office locations, ...

Magnification Useful calculators and formulae. Notes: 1: Atmospheric seeing conditions (the sky) often limits the maximum usable magnification to 250-350x.

On this lens there are two numbers—3.5 and 5.6, which means it's a variable aperture lens: the f/stop varies as you zoom the lens. The f/stops are always ...

This device is specifically designed for studying reflection gratings. It consists of a laser head mounted on a kinematic holder and a grating mount with ...

Fused silica transmissionspectrum

Edmunds Opticians in Springfield, MA, offers expert optical services and stylish eyewear. Call 413-782-6401 for personalized eye care and prescription ...

Yes. Just make sure to clean your glasses properly. It's easier to damage the AR in a noticeable manner compared to an uncoated lens. No tissues ...

Key Features EF-Mount Lens/Full-Frame Format Aperture Range: f/1.8 to f/22 Super Spectra Coating STM Stepping AF Motor Rounded 7-Blade Diaphragm EF 50mm ...