

| OSTEL AUTOMATION INDIA |
| Address-: F-10, Hari Sadan, 20 Ansari Road, Darya Ganj, New Delhi-110002 Landline no-: 011-41564001/2 & 011-43521800 |
| Mob No-: 9810185785 |
| Email ID-: ostel.automation@gmail.com |
| Placements &ResellerEnquiries:Deedhiti Saikia |
Product Renting: Lokesh Dhawan


Ostel Group is one of the leading distributors of the Audio-Visual & Office Automation products such as the LCD Projectors, Overhead Projectors, Projector Mounts, Plasma -L.C.D Panels, Projection Screens, Panaboards, Conferencing Solutions, Interactive white boards, and various other Audio-Visual products of numerous multi national brands. Ostel Group is the channel partner of various globally famous brands including Sanyo, Panasonic, Polycom, Benq, Onida, Canon, Sony, Sharp, Extron, Kramer, Genee world etc. for the above-mentioned products.
Our well-established and well networked company has been catering to the diverse requirements of the public sector, private sector, MNC's, Pseudo MNC's sectors for over one decade. Now, Ostel Group commands an extensive base of over 10000 immensely satisfied customers & clients spread all across the country, and also in various parts of the world.
How to Choose Projector brightness to suit different needs & applications
The projector brightness comes in a wide range of light outputs. In simple language, Higher the brightness, Costlier the projector (all other parameters remaining the same.)
How to select the right Projector
- Strength of gathering in the room: - By knowing the approx size of the area/room / hall & the no. of the viewers, one can choose the optimum brightness.
- Light conditions of the room: - If the room is dark, lesser brightness can work, but for a room exposed to sunlight or artificial lights much higher brightness would be required.
- Content of the Projection: - What is to be projected to the viewer’s is important, For example, If a graphic presentation is to be shown, a projector with lesser brightness can do but for big workgroups or training sessions, a higher brightness is required.
- Size of the Projection screens / Projected Area: - For a Bigger screen size, higher brightness is recommended as the size increase will make the projection dull.
Brightness is measured in ANSI (American National Standard Institute) Lumens.
How to choose resolution of a Projector:-
This parameter defines the clarity or Sharpness of the image. Resolution is defined by the number of pixels used to create the image .Higher the pixels, higher is the resolution .
Resolution is determined by 2 numbers like “800 X 600 “or “1024 X 768 which means no. of pixels from side to side across the screen .
Benefits of the High Resolution: -The concept is “higher is the resolution, clearer is the picture.” With higher resolution you can see more intricate details of the picture than a low resolution projector.
| Different resolutions available (Resolution options) :- SVGA: - 800 X 600 pixels XGA: - 1024 X 768 pixels SXGA: - 1280 X 1024 Pixels UXG A: - 1600 X 1200 Pixels Important Factors while buying a projector a) Optimum Brightness b) Correct Resolution c) Contrast Ratio d) Zoom Ratio of the lense e) Ports available for connectivity f) Service setup g) Rear Projection Capability ( back projection ) |
Contact Details-: Product Services: Rajesh Sharma
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