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focal length of spherical mirror

Found 1060273 Products
15W CO2 Laser for Veterinary Laser Surgery/laser surgery equipment
... operation in basic health center.4. Specifications of CO2 Laser ApparatusTube Length:400mmDiameter: 40+-2mmWavelength:10.6 umPower:<15WLight ... Power: <120W6. Specifications of optics:CO2 Focal Length of Lens:f=90mm, The light spot diameter of the focal point is about 0.15mm ... Power: <120W6. Specifications of optics:CO2 Focal Length of Lens:f=90mm, The light spot diameter of the focal point is about 0. ...
Supplier: Baoding Yunxin Trade Co., Ltd. [China Manufacturers]

Vehicle DVR GPS

Feb 06, 2013
Vehicle DVR GPS
... speed: 30FPS 9. Real-time and number of overlay video 10. Video and sound recording synchronization ... 1. Standard PAL / NTSC 2. The level of 350-degree rotation 3. 10 degrees vertical adjustment ... Card : Maximum 32G*Lens: fixed focal lens, 3.0 aperture, the focal length of 7.45mm*Video resolution: 1920x1080/30fps ... :AAC/AC3 dual decoding*Battery: High capacity of lithium battery*USB: USB2.0 HS device ...
Supplier: Shenzhen Xinyi Technology Co., Ltd. [China Manufacturers]
Russian/English 1.5 inch 4:3 LTPS TFT Screen HD CAR DVR GS800 balck or white
... formats: H.264 decoding format Lens: fixed focal lens, 3.0 aperture, the focal length of 7.45mm Video resolution:1920×1080P/30fps, ... support formats: Max 1920X1080i50 or 1920X1080i60 Battery: High capacity of lithium battery 3.7V1000mA USB:USB2.0 HS device103mm x38mm ... capacity. Function cut the clips from the recording block of any length.Backup function-copy the resulting fragment with a memory ...
Supplier: USBONLINEDIRECT Communication Co., Ltd. [China Manufacturers]

optical lens

Jan 26, 2013
optical lens
... and clean 2.Products cheaper prices 3.Ensure the quality of the product Optical lens Cylindrical lens1.Material:BK7or other2.Surface ... for beam expander applications.The thin lens approximation for the length of a line generated by a negative cylinder lens is:L ... diameter, z is the projection distance, and f is the focal length of the lens.Lens Type:Cylindrical lens Material:BK7 or other ...
F-theta Scan Lens for CO2 laser
... the radial image height equals to focal length of the lens multiplied by the angle of the chief ray makes in the ... SpecificationsDiameter Tolerance +0.0, -0.13mmThickness Tolerance ±0.25mmParaxial Focal Length ±2%Centration 3 arc minutesClear Aperture >>80%Surface Figure λ/ ... 10.6umMounting is available upon request, we provide two types of common mountings for industry application:R - with M85x1S - ...

fractional laser

Jan 06, 2013
fractional laser
... It is excellently effective in permanent hair removal, all kinds of spots removal, freckle removal, skin lifting, skin whitening, facial ... output power 5mj-100mj Total fractional energy output 125mj-1kjFocal length of scanner f=50mm (FFLS) or f=100mm (HFLS) ... *1400mm Machine weight 40kgCompany advantages: 1. Specialized in production of medical and aesthetic equipments for many years. 2. The ...
Supplier: Beijing T-One Electric Co., Ltd. [China Manufacturers]
HWSW infrared binocular telescope
... telescope and HWSW 4.5×100 infrared binocular telescope, both of them can be used for observation, search, tracing, ... digitization single-soldier system, realize the remote commanding. The focal length of objective lens are adjustable, in order to suitable for ... observation and monitoring concealed, so it can enhance the safety of marine when sailing and anchoring effectively. HWSW infrared binocular ...
Supplier: Beijing Shengtianjiayuan Technology Inc. [China Manufacturers]
2.0 Inch Portable Car Camcorder Car DVR 4:3 TFT Screen 1280*720 Video Resolution Night Vision
... : H.264 decoding format 10)Lens: fixed focal lens, 3.0 aperture, the focal length of 7.45mm11)Video resolution: 1080P12)Adjustable Resolution: 1920 ...
Supplier: Shenzhen Kangying Digital Limited [China Manufacturers]
2.0 inch TFT screen Real full HD 1080P HD car black box ( CDR-506)
... sensor 5 mega pixel CMOS sensor Lens Fixed focal lens , 3.0 aperture, focal length of 7.45mmPhoto resolution 12 mega pixel Video format ...
Flash Speedlite YONGNUO YN560 For Canon 450D 500D 550D 1000D
... Button On The Flash And Make It Covered Focal Length Range From 24mm To 105mm. Flash Speedlite ... Button On The Flash And Make It Covered Focal Length Range From 24mm To 105mm.Guide Number: ... Seconds, You Can Completely Get Rid Of The Nightmare Of Anxious Waiting For Charging. In Addition, ... .Manually Set The Zooming Position:The Covered Focal Length Of The Flash Will Switch In Circle Of 14 / 28 / 35 / 50 ...
Supplier: Shenzhen Tomtop Technology Co., Ltd. [China Manufacturers]
rubber lens hood 49mm,52mm,55mm,58mm,62mm,67mm,72mm,77mm,82mm
... the lens by extending and shading the end of the lens. Another benefit of the lens' extension is some additional protection from ... in the gadget bag. It is designed to match the focal length of standard lenses (50mm). Double threaded to accept filters.Size: 49mm ...
Supplier: Fotobestway Digital Co., Ltd. [China Manufacturers]
LVSHI HB-25 lens hood for 24-85mm f/2.8-4 D-AF
... from entering the lens through extending and shading the end of the lens. Compatible with these Lenses: 24-85mm f/2 ... lens by extending and shading the end of the lens. In addition, since the end of the lens is extended, you also ... impact. Dedicated lens hoods are designed to match the specific focal length of the lens it was designed for. LVSHI HB-25 lens ...
Supplier: Lida Digital Photographic Equipment Factory [China Manufacturers]
Short-range Thermo night vision sensitive Imager-Elfin Series GLN-S1802
... .4-122.4mm3.5-129.5mmFocal length of thermal imaging detector Uncooled focal plane (320X240,250μm)Focal length20/35/50mm optionalHorizontal rotation360°limitless ...
Supplier: Beijing Z-Shiny Electronics Technology Co., Ltd. [China Manufacturers]
LENS HOOD For ET-65B
... as the ET-65B, are designed to match the specific focal length of the lens it was designed for. >> Compatible with the following ... .Extra protection from accidental impact.Designed to match the specific focal length of the lens.In photography, a lens hood or lens shade ... -angle lenses. For wide angle lenses, the length of the hood (away from the end of the lens) cannot be as long as ...
Supplier: Shenzhen Powerfirst Technology Co., Ltd. [China Manufacturers]
laser therapy apparatus
... complete quality controlsystem. Its products have the advantages of high quality, stable performance,offering good services, are ... on the external surface ofthe body, such as various types of moles, tumours, surgery, gynecology, dermatology,stomatology, urology, ... , adjustable Laser Output Mode: Focusing, defocusing, diffuse beam Focal Length of Working Heads: F=100mm Conducting Beam: Red diobe laser ...
Supplier: Guoguang Electric Co., Ltd. Chengdu [China Manufacturers]
(S8310)pir fresnel lens for sale, flat pir lens for LED lighting, camera, human detector
... can detect the effective distance (m) and angle.3,The focal length of a lens with a probe -- window distance, accuracy in ... decimal point as the unit.Rectangular and square lens focal length to arc to unit alignment probe window. The lens ... concentricity, thickness uniformity, the optical axis of the lens and shape the concentricity, transmittance, focal length error.Finel lens narrowband (Windows) ...
Supplier: Shenzhen SEACO Technology Co., Ltd. [China Manufacturers]
1080P+GPS+G-Sensor 2.5-inch TFT colorful screen Car DVR ( Car BlackBox)
... deletion hole operation. •Stop voice recording function: press pause button of voice recording (1 min) it will stop voice record, after ... pixels: Approx. 5.0 MP. •Output pixels: Approx. 5.0MP. •Focal length of lens: 3.315mm. •F No.: 2.8. •Focusing type: 60cm ...
Supplier: Shenzhen Koogogo Science & Technology Co., Ltd. [China Manufacturers]
Camera Square Lens Hood for Cokin P Series
... system.Lens hoods are designed to prevent flares--those circles of light that can accompany images where a strong light ... allows you to attach several of these lens hoods on top of each other, depending on the focal length of your lens, allowing for ... increased versatility and protection from accidental impact.Made of high impact plastic for ...
Supplier: Shangyu Hoteam Photographic Equipment Co., Ltd. [China Manufacturers]

fader ND filter

Feb 05, 2012
fader ND filter
... Neutral Density (ND) filters can reduce the intensity of light without appreciably changing its color. Traditionally speaking, ... water falls, etc. Simply rotate the ring of this filter, you can change the ND number ... . Large aperture is available to create depth of field easily. Carry ONLY a single filter ... ND400. Recommend to be used not more than focal length of 50mm as calculated in 35mm format. Not ...
Supplier: Shangyu Linxi Import And Export Co., Ltd. [China Manufacturers]
The latest 8 MM USB household self-check endoscope,zoom lens for mobile phone,microscope,hd usb microscope
... ,WMA)7)Focussing distance:5 mm-infinity(5 MM focal length of the maximum rate of left and right sides, infinity as cameras use ... ,WMA)7)Focussing distance:5 mm-infinity(5 MM focal length of the maximum rate of left and right sides, infinity as cameras use ...
Supplier: Shenzhen Pantai Precise Instrument Co., Ltd. [China Manufacturers]
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