17 June 2006
Μετά τον HD81(1080p), HD72,(720p) HD70(720p) η OPTOMA θέλησε να ακολουθήσει αυ´το που η INFOCUS έκανε με τον IN78.
Δηλαδή αλλάζει τον HD72 με τον HD73 με μόνη αλλαγή το chip που από DC2 έγινε DC3.
Και η τιμή του στα ίδια επίπεδα.

Optoma Presents the Next in 720p Home Theater Projection Excellence
Latest in 720p Projection is Delivered with the Optoma HD73 Home Theater Projector Denver , CO ( Sept. 14, 2006 ) – Optoma, one of the leading manufacturers of digital projection and display devices, today debuted the HD73 home theater projector. The latest native 720p home theater projector, the HD73 is the company's new offering that provides outstanding performance and picture quality.
The Optoma HD73 features a DarkChip3™ DLP® DMD chipset from Texas Instruments and a 6000:1 contrast ratio with Optoma's proprietary ImageAI™ technology. Together with the latest color processing technologies, such as Texas Instruments' BrilliantColor™, Optoma's proprietary TrueVivid™ and Faroudja's DCDi™ image optimization, the HD73 is able to deliver higher brightness and provide truer, more vibrant colors to the projected picture.
In addition to the packed color processing technologies, the HD73 also supports dual digital inputs for multiple digital high-definition source connections. With 1300 lumens and a native 16:10 aspect ratio, and support for 4:3 and 16:9, the Optoma HD73 offers digital horizontal and vertical keystone correction, and is whisper-quiet at 27dB.

Specifications: Display TechnologySingle 0.65-inch DarkChip3™ DLP® ChipsetBrightness (Typical)1300 Lumens Contrast Ratio4500:1 (Full On/Full Off)
6000:1 in ImageAI ModeResolution720p Native Video CompatibilityNTSC , PAL , SECAM, HDTV (720p, 1080i/p), SDTV (480i/p, 576i) Aspect Ratio16:9 Native, 4:3 Compatible, LBX SupportI/O ConnectorsHDMI, DVI-I w/HDCP, Component, Composite (RCA), S-Video, RS-232, IR Receivers and 12V Trigger RelaysLamp Life3000 Hours (Standard)Weight7 poundsThe Optoma HD73 home theater projector will be available in November 2006 for an estimated street price of $1,999 through authorized Optoma dealers and retailers.