Black Diamond Screen (Rear Projection Optical Screen)

See Larger Picture : Black Diamond Screen (Rear Projection Optical Screen)

Company Name:Wideaxis Corp.
Membership:Free Member
Member Since:2002. 06.24
Country/Region:Korea
City:Seoul
Contact:Taechul Lee
Related Keywords:rear, projection, optical, screen, fresnel, lcd, display

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Wideaxis Corp.
[Korea]

Address: 401-2, Jinheung B/D, 35-10, Garak-dong, Songpa-gu, Seoul

Phone: 82-2-4317774

Contact name: Taechul Lee

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Product Details

Quick Information

Model Number : BDFS

Description

Is a Rear Projection Optical Screen composed of : (1) rear Fresnel Lens - Convex lens engraved concentrically - refracts the projected light and forward horizontally. (2) front Lenticular Lens ? With viewing angle of 180˚, intercepts 95% of ambient light and creates high resolution image. (3) PMMA Acryl Diffusion Layer - Distributes and diffuses the projected light with high light pass rate while protecting the source light exposure, has high standard of non-flammability.

Structure?

Advantage?

Provides Vertical/Horizontal 180˚ wide viewing angle and uniform image.
Up to 4 times clear image quality than front projection screen.
Presenter is not shadowed on the screen.
Ambient light Interception (95%) Comfortable image under bright environment.
Consisted of Micro sphere lens array. Hard coat resin - No Scratch damage.
Good fit for Interior application Makes a Decent Conference room
Easy to organize various Application Solution per location and usage.
High Resolution, High Clarity large display.

Specification

Type		72inch	84inch	100inch	120inch	135inch
Model		BDFS-72	BDFS-84	BDFS-100	BDFS-120	BDFS-135
Dimensions
Width	mm	1489	1733	2083	2489	2803
Height	mm	1123	1306	1575	1880	2117
Diagonal tolerance	mm	±1	±1	±1	±1	±1
Thickness at Edge	mm	5±0.5	5±0.5	5±0.5	5±0.5	7±0.5
Thickness at Center	mm	6±0.5	6±0.5	6±0.5	6±0.5	8±0.5
Weight	kg	10±5%	14±5%	20±5%	29±5%	56±5%
Image Area (4 : 3)
Width	mm	1464	1707	2032	2438	2743
Height	mm	1098	1280	1524	1828	2057
Optical Specifications
Lenticular Structure	-	Wide Angle	Wide Angle	Wide Angle	Wide Angle	Wide Angle
Ambient Light Interception	-	95%±2%	95%±2%	95%±2%	95%±2%	95%±2%
Fresnel Focal Length	mm	1250	1250	2250	2250	3000
Recommended Distance	mm	1100~2200	1100~2200	1600~3200	1600~3200	2200~5400
Fresnel Center- off tolerance	mm	±5	±5	±5	±5	±5
Peak Gain	-	3±0.5%	3±0.5%	3±0.5%	3±0.5%	2±0.5%
Horizontal Viewing Angle	γ-value x2	160°±6°	160°±6°	160°±6°	160°±6°	160°±6°
Vertical Viewwing Angle	γ-value x2	160°±6°	160°±6°	160°±6°	160°±6°	160°±6°
Horizontal Half-gain Angle	α-value	33°±3°	33°±3°	33°±3°	33°±3°	33°±3°
Vertical Half-gain Angle	α-value	33°±3°	33°±3°	33°±3°	33°±3°	33°±3°
Material Specifications
Main Material		PMMA	PMMA	PMMA	PMMA	PMMA
Light Pass Rate	ASTM D1003	92%±2%	92%±2%	92%±2%	92%±2%	92%±2%
HAZE	ASTM D1003	0.5%	0.5%	0.5%	0.5%	0.5%
Reflective Index ND	ASTM D542	1.49	1.49	1.49	1.49	1.49
Non Scratch Hardness	KS D6711	6H	6H	6H	6H	6H
Flammability	UL94	HB	HB	HB	HB	HB
Impact Strength	kg.cm /cm	1.6	1.6	1.6	1.6	1.6
Tensile Strength	kg.cm²	700	700	700	700	700
Linear Expansion	Δ10°C.mm	0.89	1.04	1.25	1.49	1.68

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