7.1 Specifications of the UST lens

Overview
Throw ratio0.361 (120”)
Focal length9.49-9.55
F number2.4
Zoom ratioNo zoom
Throw distance0.96-3.01m
Screen size120” to 400”
Lens configuration3 group 23 elements
Brightness ratio70% (for reference)
Net weight2.715 kg
Lens specification table
Screen diagonal (inch)W (cm)H (cm)P (cm)[6]A-P (cm)B (cm)C=PD (cm)L (cm)M (cm)=(A-P)+(H/2)
110236,9148,119,952,66,388,982,6126,6
120258,3161,519,9 58,213,696,382,6139,0
130280,0175,019,963,921,0103,682,6151,4
140301,5188,519,969,528,3110,982,6163,8
150323,0201,919,975,135,6118,282,6176,2
160344,6215,419,980,842,9125,582,6188,5
170366,2228,919,986,450,3132,982,6200,9
180387,7242,319,992,157,6140,282,6213,3
190409,2255,819,997,764,9147,582,6225,7
200430,7269,319,9103,472,2154,882,6238,1
210452,3282,719,9109,179,5162,282,6250,5
220473,9296,219,9114,886,9169,582,6262,9
230495,4309,619,9120,494,2176,882,6275,2
240516,9323,119,9126,1101,5184,182,6287,6
250538,5336,619,9131,7108,8191,582,6300,0
260560,0350,019,9137,4116,2198,882,6312,4
270581,6363,519,9143,0123,5206,182,6324,8
280603,1376,919,9148,7130,8213,482,6337,2
290624,63690,419,9154,4138,1220,882,6349,6
300646,2404,019,9160,0145,5228,182,6361,9
310667,7417,319,9165,7152,8235,482,6374,3
320689,3430,819,9171,3160,1242,782,6386,7
330710,8444,219,9177,0167,4250,082,6399,1
340732,3457,719,9182,6174,7257,482,6411,5
350754,0471,319,9188,2182,1264,782,6423,9
400861,6538,619,9216,5218,7301,382,6485,8
Image 7–1

Mark the Target Screen and setup project

  1. Mark the size and center of the projection target screen.
  2. It is recommended that the projection image size is at least 10 inch larger than the target screen size. Base on projection screen size, calculate the setup dimension.
  3. Set up the projector, refer to the lens specification table
Image 7–2
1
Projection screen
2
Target screen
3
Screen center
4
Corner 90°
Image 7–3

[6] feet turned completely in