For example, an ideal portrait lens has a focal range between 70mm and 135mm and a moderate maximum aperture to perform well in low light. There are two basic categories of photography lenses:zoom and prime. If you can adjust the lens to get in closer to your subject, its a zoom lens; if the focal length is fixed, its a prime lens.
Focusing Lens Assemblies - NewportFiber Bundle Focusing Assemblies include a focusing lens, manual shutter, and fiber bundle holder contained into a single enclosure. These assemblies have a 1.5 inch male flange for easy coupling to Oriel Research Lamp Housings and have a 1/4-20 threaded hole on the bottom of the housing for mounting with an Optical Rod.
The LH-1 Fixed Lens Mount is a convenient and economical solution for mounting 1 inch (25.4 mm) lenses and beamsplitters. The lens mount consists of a threaded holder with a Delrin retaining ring to hold the optic firmly, but gently.
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Long Working Distance Microscope Objectives Lenses - NewportWhen a tube lens of a different focal length is used, the magnification will need to be adjusted accordingly. As an advantage over finite conjugate objective lenses, a variety of auxiliary optical components, such as optical filters and polarizers can be inserted between the infinity objective lens and the tube lens without altering how the
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Olympus OM2000 Manual 35mm SLR w/3 lenses, extension tube Dec 30, 2020 · Olympus OM2000 Manual 35mm SLR w/3 lenses, extension tube set, and OM-4/3 Adapto (Chinatown) $80. (Newport Beach) $90. Olympus Zuiko 50mm f3.5 Macro Manual Focus OM mount Prime Lens for SLR (S Everett / Shoreline) $50. JLA FORUMS - Menu Close.
The Olympus Single Port Tube Lens features a smaller 22mm diameter image circle, but is designed to easily integrate with microscope observation tubes for video observation. A C-Mount video microscope can be configured by using the #86-835 tube lens, #89-606 Olympus C-Mount Adapter, and #89-605 Olympus 1X Camera Coupler.
Optical Lenses - ThorlabsThorlabs' extensive line of optical lenses includes spherical, achromatic, aspheric, Powell, and cylindrical lenses, and are offered with or without antireflection coatings deposited on their surfaces. Substrate options include N-BK7, N-SF6, UV fused silica, calcium fluoride, magnesium fluoride, zinc selenide, germanium, and silicon. In addition, Thorlabs also offers Axicons and Air-Spaced
Photomultiplier Tube - PMT - NewportFor low noise DC operation or pulsed operation 10 µs, Oriel offers the 70683 PMT housing. It includes a high voltage cable for use with Oriel's model 70706 PMT power supply and a low-noise BNC signal cable. The output from the PMT may be read by a lock-in digital amplifier, such as Oriel's LIDA-SRS-KIT Radiometry System. The model 70693 PMT Housing includes all of these items, as well as an
For an application example, lets look at the case of the output from a Newport R-31005 HeNe laser focused to a spot using a KPX043 Plano-Convex Lens. This Hene laser has a beam diameter of 0.63 mm and a divergence of 1.3 mrad.
Uncoated Polished Aspheric Lens - NewportLT Series Lens Tubes LP Series Lens Positioners Optics Cage Plus Series; 76.2 mm (M-) LH-3A:N/A:N/A:N/A:50.8 mm (M-) LH-2A LH-2N:LT20-05 LT20-10 LT20-20 LT20-30:LP-2A LP-2A-XY LP-2A-XYZ:N/A:38.1 mm (M-) LH-1.5A:LT20 lens tube with LH-2R1.5 adapter:LP-2 lens positioner with LPLH-1.5T adapter:N/A:25.4 mm (M-) LH-1A LH-1N LH-1XY LH-1TZ
ZnSe Plano-Convex IR Lens - NewportFor an application example, lets look at the case of the output from a Newport R-31005 HeNe laser focused to a spot using a KPX043 Plano-Convex Lens. This Hene laser has a beam diameter of 0.63 mm and a divergence of 1.3 mrad.
The 1/2 inch (12.7 mm) long lens tube has an internal thread on one end and a mating external thread on the other. This allows them to be connected together end-to-end to provide endless configurations. 1 inch (25.4 mm) diameter lenses are held in place with threaded retaining rings and one ring is included with each lens tube.