
ADN070416
Construction
Extruded aluminum housing. 
Nominal 3', 4', 6' or 8' 
illuminated sections.
Shielding
Trimless, snap-in white high 
transmission acrylic diffuser. 
Snap-in high performance 
semi-specular or white 
parabolic louver.
Electrical
120, 277, 347 or universal 
voltage, electronic ballast. 
Fixtures and electrical 
components certified to UL and 
CUL standards.     
Finish
Durable, low gloss, white 
powder coated acrylic. Optional 
custom finish.
Catalog # Type
Project
Comments
Prepared by Date
A return to simplicity, elegance and minimalism...Slender lines of 
unbroken light set in an architectural enviroment are what of 
essence of Straight and Narrow is all about. Accommodates most 
architectural lighting design applications. 
Features:
- Straight and Narrow embodies Neo-Ray's critical attention to 
architectural detail as well as lighting performance
- Continous and unbroken light
- Extruded aluminum housing offers precise in-line appearance
- Runs are provided to nearest foot
SPECIFICATION FEATURES
DESCRIPTION
Mounting
Fixture mounts directly to 
existing structure over a 
standard electrical box (not 
supplied by Neo-Ray). Blocking 
provided by others.
www.cooperlighting.com
Straight & Narrow
23DIW
23DW
23ADIW
T8, T5 or T5HO 
WALL
DIRECT-INDIRECT
DIRECT
ORDERING INFORMATION
SAMPLE NUMBER: S23DIW/1X1T5/4/1EB-SI-EM-GLR-S90
Series 
23=Straight & Narrow 
23A=Assymetric
Straight & Narrow
23
Light Output 
DI=Direct-Indirect 
D=Direct
Number of Lamps (not included)  
1=1 Lamp (DW only) 
2=2 Lamp (DW only) 
1x1=1 Lamp up/ 1 Lamp down (DIW only) 
1x2=1 Lamp up/ 2 Lamps down (DIW only) 
2x2=2 Lamps up/ 2 Lamps down (23 Series DIW only) 
2x1=2 Lamps up/ 1 Lamp down (23 Series DIW only)
Lamp Type 
T8 
T5 
T5HO
Ballast
1
EB=Electronic 
Ballast (standard) 
DB=Dimming 
Ballast
Switching 
Options 
SI=Single
Switching 
DU=Dual 
Switching
Emergency 
EM=Emergency
Pack (consult 
factory)
1
Mounting 
W=Wall
W
Length 
3=3 ft 
4=4 ft 
6=6 ft 
8=8 ft 
XX=Continuous
Runs
Fusing 
GLR 
GMF
Louver Options 
S22R=Regressed white
acrylic diffuser 
S90=High performance 
louver
S90W=White louver 
S90P=High performance
louver with acrylic 
overlay 
S90WP=White louver 
with acrylic overlay 
S93=Satin white lens
23DW with high 
performance louver (S90)
23DIW 1x1 with high 
performance louver (S90)
23DW with 
satin white lens (S93)
Voltage 
1=120V 
2=277V 
3=347V  
U=Universal
23ADIW 1x1 with high 
performance louver (S90)
1 Requires voltage information
• 23DW T5 or T5HO standard with 6” staggered lamps
• T8 lamp not staggered
• For some electronic, dimming and EM battery pack ballast combinations fixture has space limitation (consult factory)
• Not all option combinations available, please consult your COOPER Lighting rep for additional information
NOTE: Specifications and dimensions are subject to change without notice.
Side mounted 
electrical box and 
blocking by others
4”
4”
5/8”
Side mounted 
electrical box and 
blocking by others
5-5/8”
4”
5/8”
Side mounted 
electrical box and 
blocking by others
Side mounted 
electrical box and 
blocking by others
4”
4”
5/8”
4”
5/8”
5-5/8”
 

NEORAY
Joining Detail
Mounting Detail
Specifications and Dimensions subject to change without notice.
Neo-Ray 100 Andrews Road Hicksville, NY 11801 516.470.1000 FAX 516.470.1077
ADN070416
www.cooperlighting.com
FEATURES AND OPTIONS
OPTICAL OPTIONS
White Louver Satin White Lens Regressed White
Acrylic Diffuser
Continuous Run 23 Direct/Indirect 
(Top View)
Staggered Lamps 
(DP T5 and T5HO only)
23DIP 
Direct/Indirect Pendant
23DP 
Direct Pendant
23DS 
Surface
23DR 
Recessed 
(Ceiling & Wall)
High Performance 
Louver
SERIES COMPANION PRODUCTS (Reference other spec sheets if necessary)
PHOTOMETRICS
23DW 
2T5 lamp with 
White Louver (S90W) 
Efficiency 68.1% 
Test#13431
0 
45 
90
Zonal Lumen Summary
Zone Lumens %Lamp %Fixture
0-30 1546 26.7 39.1 
0-40 2358 40.6 59.7 
0-60 3495 60.3 88.4 
0-90 3952 68.1 100.0
0-180 3952 68.1 100.0
Total Luminaire Efficiency = 68.1%
Candela
Angle Along II 45° Across ⊥
0 2114 2114 2114 
5 2085 2087 2090 
15 1921 1971 2014 
25 1623 1701 1774 
35 1242 1280 1365 
45 868 916 951 
55 406 506 516 
65 249 263 311 
75 132 135 152 
85 36 36 39 
90 0 0 0
MOUNTING INFORMATION
47"
48-3/8" 4FT IND
35"
36-3/8" 3FT IND
71"
72-3/8" 6FT IND
95"
96-3/8" 8FT IND
11/16"
- CABLE W/GRIP LOCK
35-1/2" / 47-1/2" / 71-1/2" / 95-1/2" 35-1/2" / 47-1/2" / 71-1/2" / 95-1/2"
(36" 3FT INT); (72" 6FT INT) 
(48" 4FT INT); (96" 8FT INT)
add 0.188" for endcap add 0.188" for endcap
36"/48"
36"/48"/72"/96"
(36" 3FT INT); (72" 6FT INT) 
(48" 4FT INT); (96" 8FT INT)
36"/48"
OVERALL LENGTH OF RUN (add 3/8" for end caps)
(36" 3FT INT); (72" 6FT INT) 
(48" 4FT INT); (96" 8FT INT)
36"/48"
11/16"