Motorized bayonet style standard throw lens.

Optoma's BX-CTA21 is a motorized standard A21 lens for Optoma's WU1500 projector that comes with a throw ratio (distance/width) of 1.5 ~ 2.0:1 (dependent on resolution).

This lens is designed to work with the following models:
WU1500
ZK750
ZK1050

Specifications

Model Name: A21
Lens Name: Standard
Throw Ratio:
WU1500: 1.5 ~ 2.0
ZK Series: 2.12 ~ 2.83
Zoom Ratio: 1.33x
F number: 2.0
Focal Length: 31.8 ~ 42.1mm
Zoom and Focus Adjustment: Motorized zoom and focus
Throw Distance: 1.6m ~ 21.5m
Projected Image Size: 50°-500° diagonal
Motorized Lens Shift:
Vertical: +/-60% offset
Horizontal: +/- 25% offset
Brightness Ratio: 100%
Dimensions: 3.8" x 3.8" x 8.7"
Weight: 5.1 lbs.

TECHNICAL SPECIFICATIONS

Throw Ratio: 1.5~2.0:1 (dependent on resolution)

PHYSICAL SPECIFICATIONS

Dimensions: 3.8″ x 3.8″ x 8.7″
Weight: 5.1 lbs

OTHER

UPC: 796435 07 118 9