focal length of concave mirror

Brand Name:HM

Model Number:HM200W

Place of Origin:CHINA

CO2 Laser Head for K40 Series Laser Engraving Cutiing Machine Lens Dia 15/18mm Focal Length 50.8mm Mirror 20mm The manufacturer provides a list of optional accessories Computer: carry out visual operation and control the marking software to better complete...

Brand Name:Wuhan Siwer Optics

Place of Origin:Wuhan,China

...Concave Lens Plano-Concave Lenses are ideal for beam expansion, light projection, or for expanding an optical system’s focal length. Plano-Concave Lenses, which have one concave surface, are Optical Lenses with negative focal lengths. PCV Lenses should be oriented with the plano, or flat, surface towards the desired focal...

Place of Origin:Shanghai, China

Brand Name:Advance

Model Number:-

...mirror reflector price front surface dental orthodontic reflector telescope mirror Specification Product Name reflective mirror Material Optical glass diameter 203mm focal length 750mm Thickness Tolerance ±0.05mm shape Spherical Surface Quality 40/20 Coating aluminum Edge thickness 18mm Net weight 1.47kg Materials BK7 or others optical glass. quartz. sapphire . Ge. Si- ZnSe· CaF2 etc. Diameter 1.5~300mm Radius R 0.8mm-∞ Focal length

Brand Name:STAR OPTIC

Model Number:PCV

Place of Origin:Wuhan, China

...Concave (PCV) Spherical Lens, UV Fused Silica, Diverging Collimated Beam Overview: Plano-concave (PCV) lens has one flat and one inward curved surface. PCV lenses have a negative focal length, diverging a collimated beam from a virtual focus and are commonly used for image reduction or to spread light. Star Optic provides plano-concave...

Brand Name:YBoptics

Model Number:70360A Astronomical Telescope

Place of Origin:China

...Focal Length Refractor Astronomical Telescope Parameters for YBoptics Telescope optical system Refractor Telescope Model 70360 Objective 70mm Focal length 360mm Focal ratio 5.1 Eyepiece H6mm/F12mm/H20mm(standard) K10mm, K25mm(upgraded) Angle of view 2.21° Magnification 18x , 30x, 60x Finder Mirror 5x24 Zenith Mirror 90° anti-image zenith mirror (standard) 45° erect zenith mirror...

Brand Name:UNIFORM

Model Number:AUTC-GP-443

Place of Origin:CHINA

... can supply standard and high-precision spherical lens in a variety of shapes, sizes, focal lengths on a wide spectrum. The structure of lens can be Plano-convex, Plano-concave, Bi-convex, Bi-concave, Meniscus. They are widely used in medical, industry,

Brand Name:OEM, ODM All Available

Place of Origin:China

Model Number:16-40x70 Astronomical Refractor Telescope

... Zenith mirror 48 zenith mirror Optical Coating FMC Baroy extender 3X Exit Pupil Diameter 2.2mm Resolution ≤4.0 Tripod Aluminum Alloy retractable ...

Brand Name:OPTO-EDU

Model Number:T11.5611

Place of Origin:China

..., D70 A B Type Refraction ● ● Lens Clear Aperture 70mm ● ● Focal Length 400mm ● ● Eyepiece Dia.31.7 K10mm, K25mm ● ● Accessories Finderscope ● ● Diagonal Mirror ● ● Barlow Lens 3x ● ● Telescopic Aluminum Tripod ● ● Knapsack...

Brand Name:WEIMENG

Model Number:WM-C-004

Place of Origin:Shaanxi,China(Mainland)

...expansion, light projection, or for expanding an optical system's focal length. Plano-Concave Lenses, which have one concave surface, are Optical Lenses with negative focal lengths. PCV Lenses should be oriented with the plano, or flat, surface towards the

Brand Name:GONA

Place of Origin:China

...their degree of concavity and convexity. Convex mirrors can bring light to the focal point for imaging and focusing purposes; Concave mirrors can disperse light and are commonly used in lighting and other applications. 【Application】 It is suitable for

Brand Name:Yu Feng

Place of Origin:China

...Concave Spherical Lens A plano-convex lens is a convex lens with a positive focal length. This type of lens isused to focus parallel light or convert point sources into parallel light. And it is usually usedin related applications such as narrowing beams of light, reducing the focal length...

Brand Name:LONGWAY

Model Number:LW1609201426

Place of Origin:Shanghai, China

... thickness tolerance, <3 arcmin centration error Coatings: Broadband/V-Lambda AR options (>99.5% transmission) Key Optical Properties Focal Length: Negative (typically -10mm to -1000mm) Surface Quality:

Brand Name:Xinland

Model Number:XL-F-013-0338

Place of Origin:China

... it will be with users. However, if we blindly increase the scanning area, it will bring a lot of problems. Such as points of light thicker, distortion and so on. 2. Focal length (related to working distance, but not equal to working distance). A. The

Brand Name:Rubylasertech

Model Number:FL25

Place of Origin:Jinan,China

....5 or 100 Focus lens USA II-VI ZnSe 20 50.8 or 63.5 Note Znse focus lens and reflective mirror warranty: 3 months and we offer technical service during its

Place of Origin:China

Brand Name:OEM, ODM All Available

Model Number:HB6FM

...Mirror Parameter: Detector and lens Resolution 640×512 Detector pitch 17μm NETD ≤45mK@25℃ Spectral Range 8μm～14μm Frame Frequency 25Hz Focal Length 46.75 mm Focus Manual Low-level-light(CCD)and lens Resolution 800×600 Detector pitch 18μm Frame Frequency 25Hz Focal Length...

Brand Name:GTD/YTJZ

Model Number:JZ-8352

Place of Origin:CHINA

DRM Lens Car :OV2775 Sensor with 2/3MP F/NO1.7 Specifications Specification JZ-8352 Sensor Size OV2775 Wavelength λ 400 - 700nm(COLOR) Focal Length(EFL) f 3.6 mm F/NO (Infinite) F/NO 1.8 Back Focal Length TTL 18.11 mm Flange back length FB 3.5mm Field Of ...

Place of Origin:China

Brand Name:Ouchuangbo

Model Number:OCB-RV278

1. Support 2.7 inch TFT LCD screen. 2. Special rear view mirror with DVR. 3. 1/2 inch HD COMS 140-degree wide-angle lens. 4. Focal length range> 10cm. 5. Built-in microphone /speaker. 6. Video resolution: 720P (1280*720). 7. Support AV input, can be ...

Model Number:14027MP 14027MPF

Place of Origin:China

Brand Name:CCOM LENS

1/4" 2.7mm F2.5 2MP 140degree wide-angel lens for automobile data recorder, economic 2.7mm M12 lens Model: 14027MPF IMAGE FORMAT: 1/4" FOCAL LENGTH: 2.7mm F.O.V.: 140°(D)*95°(H)*75°(V) RESOLUTION: 2MP TV DISTORTION: <-20% APERTURE: F2.5 MOUNT: M12X0...

Brand Name:AOI

Place of Origin:China

...F1.0 25g Athermal Infrared Thermal Camera Lens AR Exposed Mirror Coating 1.Appearance and dimensions 2.Technical parameter focal length: 12.3 F number: 1.0 Effective imaging surface: φ12 Exposed mirror coating: AR HFOV/VFOV: 26.1°X 20.1°(336X256 17um) ...