Units 11-12a Isle of Man Freeport, Ballasalla

SPHERICAL SUBSTRATES

SPHERICAL SUBSTRATES

Mirror specifications:

Diameter Tolerance: +0/-0.25mm Thickness Tolerance: +/-0.25mm, front surface: λ/10 surface figure, 10-5 scratch-dig, rear surface: inspection polish, ROC tolerance +/-1%

LENSE specifications:

Diameter Tolerance: +0/-0.25mm Thickness Tolerance: +/-0.25mm, λ/ 10 surface figure, both sides 10-5 scratch-dig, focal length tolerance: +/-0.5%

Plano- Concave substrates:

25.4mm diameter: 6.35mm edge thickness

Plano- Convex substrates:

25.4mm diameter: 6.35mm centre thickness

FUSED SILICA MIRROR SUBSTRATES
DIAMETER (D)
RADIUS OF CURVATURE
FS-SMR-25.4-6.35-1.0M-CC
25.4mm
1000mm concave
FS-SMR-25.4-6.35-1.5M-CC
25.4mm
1500mm concave
FS-SMR-25.4-6.35-3.0M-CC
25.4mm
3000mm concave
FS-SMR-25.4-6.35-5.0M-CC
25.4mm
5000mm concave
FUSED SILICA LENSES PLANO – CONVEX
DIAMETER (D)
NOMINAL FOCAL LENGTH AT 1064NM
FS-SPW-25.4-6.35-46.5-CX
25.4mm
100mm
FS-SPW-25.4-6.35-56.6-CX
25.4mm
125mm
FS-SPW-25.4-6.35-68.3-CX
25.4mm
150mm
FS-SPW-25.4-6.35-112.4-CX
25.4mm
250mm
FS-SPW-25.4-6.35-135.6-CX
25.4mm
300mm
FS-SPW-25.4-6.35-226.9-CX
25.4mm
500mm
FS-SPW-25.4-6.35-454.4-CX
25.4mm
1000mm
BK7 LENSES PLANO – CONVEX 
DIAMETER (D) 
NOMINAL FOCAL LENGTH AT 1064NM
BK7-SPW-25.4-6.35-46.5-CX
25.4mm
90mm
BK7-SPW-25.4-6.35-112.4-CX
25.4mm
220mm
BK7-SPW-25.4-6.35-226.9-CX
25.4mm
450mm
BK7-SPW-25.4-6.35-454.4-CX
25.4mm
900mm
Other sizes and specifications are available on request – please contact us.