Eye auto refraction computer

eye test computer.canon RK-3 auto ref-keratometer.made in japan.genion condition good working.used in japan.110 volts. used

eye test computer ,speedy 1. Auto refrectometer.made in japan.perfect&quick reading.good working cond.used.220volts

Autorefractometers. Made in japan. By nidek, topcon,hoya, nikon. As good as new perfect reading, perfect refraction. Many models are available

Description: Details iShopping.pk brings you the best price for Optoma Technology Full HD DLP Home Theater Projector (HD27) with express shipping all over Pakistan.     Product Overview: •  Brightness of 3200 Lumens •  Full HD (1920 x 1080) Native Resolution •  1.1x Zoom and 1.48 to 1.62:1 Throw Ratio •  Two HDMI 1.4a Inputs with MHL Support •  Supports Multiple 3D Formats •  Sync Port for IR-Based 3D Glasses •  Analog Audio Output •  Built-In 10-Watt Mono Speaker •  Backlit IR Remote Included   Description: Enjoy your movies and video games in 1080p with the  Optoma HD27 Full HD DLP Home Theater Projector. Its native resolution of 1920 x 1080 will produce HD images with compatible content, while its brightness of 3200 lumens and contrast ratio of 25,000:1 will enhance black levels and shadow detail. For installation flexibility, it has 1.1x optical zoom, 0.8 to 2x digital zoom, and a throw ratio of 1.48 to 1.62:1. The HD27 offers two HDMI inputs with MHL support for your mobile devices. It can pass your audio through to a separate sound system, or you can use the built-in 10W speaker. The projector includes a backlit IR remote control. •  3200 Lumens of brightness and a 25,000:1 contrast ratio produce bright, vivid colors •  Reference Display Mode enables accurate color via the REC.709 HDTV color space •  1080p Full HD resolution delivers HDTV programming, Blu-ray movies, and games •  The sRGB color profile is designed to enable rich, accurate color based on the primaries of the Rec.709b standard when used with both a Windows or Mac computer •  Up to an estimated 8000-hour lamp life reduces overall cost of ownership •  Optoma's BrilliantColor technology is designed to deliver enhanced color quality   Specification: Image Display Projector Display System 1 x 0.65" (1.65 cm) DC3 DMD DLP chip Native Resolution 1920 x 1080 Maximum Resolution Video: 1080p, 1920 x 1080 Graphics: WUXGA 1920 x 1200 Number of Pixels 2073600 Brightness 3200 lumens Contrast Ratio 25,000:1 Displayable Colors 1.07 billion Color Wheel Six-segment RGBCYW Aspect Ratio Native: 16:9 Compatible: 16:10, 4:3, Auto Color Systems NTSC, PAL, SECAM 3D Compatibility Frame Pack, Side-By-Side, Top-Bottom Upconverts frame rate from 60 Hz to 120 Hz, or 24 Hz to 144 Hz (60 or 72 frames per eye) 3D glasses required, sold separately Scan Rate Vertical: 24 to 85 Hz, 120 Hz Horizontal: 13.375 to 91.146 kHz Lens System Lens f/2.5 to f/2.67 F = 21.86 to 24mm Focus Adjustment Not specified by manufacturer Zoom Adjustment Optical: 1.1x Digital: 0.8 to 2.0x Throw Ratio 1.48 to 1.62:1 Offset 116% ±5% Projection Distance 3.2 to 32.8' (1 to 10 m) Projection Size 27.9 to 305.3" (70.8 to 775.5 cm) Uniformity 0.8 Features Keystone Correction ±40° Ceiling Mountable Yes Rear Screen Projection Yes Built-in Speaker 1 x 10 W speaker Input/Output Connectors Input Terminals 2 x HDMI 1.4a with MHL support 1 x 3D VESA sync Output Terminals 1 x 3.5 mm Mini jack, audio Control Protocol 1 x 12 V Trigger 1 x USB-A for power (5 V @ 1.5 A) General Lamp Life Dynamic: 8000 hours Eco: 6000 hours Bright: 5000 hours Replacement Lamp BL-FU195C Fan Noise Eco Mode: 24 dB Remote Control Backlit IR remote Security Cable lock slot, security bar, keypad lock Operating Conditions Temperature: 41 to 104°F (5 to 40°C) Altitude: 0 to 10,000' at 73°F (0 to 3048 m at 23°C) Power Consumption Bright Mode, Typical: 236 W Bright Mode, Max: 260 W Eco Mode, Typical: 196 W Eco Mode, Max: 216 W Power Requirements 100 to 240 VAC, 50/60 Hz, auto-switching