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18.5″ Diameter, 18″ Focal Length, Fresnel Lens

Original price was: $648.20.Current price is: $64.00.
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18.5″ Diameter, FL -18.0″, Negative Fresnel Lens

Original price was: $600.60.Current price is: $60.00.
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18.5mm Diameter x 12mm FL, Aspheric Condenser Lens

Original price was: $74.90.Current price is: $22.99.
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18.5mm Diameter x 12mm FL, MgF 2 Coated, Aspheric Condenser Lens

Original price was: $95.20.Current price is: $28.99.
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1800 Grooves, 12.7mm Square, 240nm Ruled Diffraction Grating

Original price was: $133.00.Current price is: $39.99.
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1800 Grooves, 25mm Square, 240nm Ruled Diffraction Grating

Original price was: $217.00.Current price is: $65.99.
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1800 Grooves/mm, 12.5 x 25mm, UV Holographic Grating

Original price was: $210.00.Current price is: $63.99.
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1800 Grooves/mm, 12.5 x 25mm, VIS Holographic Grating

Original price was: $210.00.Current price is: $63.99.
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1800 Grooves/mm, 12.7mm Square, UV Holographic Grating

Original price was: $175.00.Current price is: $52.99.
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1800 Grooves/mm, 12.7mm Square, VIS Holographic Grating

Original price was: $175.00.Current price is: $52.99.
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1800 Grooves/mm, 25mm Square, UV Holographic Grating

Original price was: $273.00.Current price is: $81.99.
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1800 Grooves/mm, 25mm Square, VIS Holographic Grating

Original price was: $273.00.Current price is: $81.99.
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1800 Grooves/mm, 30mm Square, UV Holographic Grating

Original price was: $371.00.Current price is: $111.99.
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1800 Grooves/mm, 30mm Square, VIS Holographic Grating

Original price was: $371.00.Current price is: $111.99.
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1800 Grooves/mm, 50mm Square, UV Holographic Grating

Original price was: $581.00.Current price is: $58.00.
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1800 Grooves/mm, 50mm Square, VIS Holographic Grating

Original price was: $581.00.Current price is: $58.00.
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180mm EFL MgF 2 Coated, UV-NIR Corrected Triplet

Original price was: $4,004.00.Current price is: $120.00.
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180mm EFL Uncoated, UV-to-NIR Corrected Triplet

Original price was: $3,682.00.Current price is: $120.00.
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18mm Dia Enhanced Aluminum, 4-6λ Mirror

Original price was: $39.90.Current price is: $11.99.
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18mm Dia Protected Gold, 4-6λ Mirror

Original price was: $60.20.Current price is: $18.99.
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18mm Dia Protected Silver, 4-6λ Mirror

Original price was: $46.90.Current price is: $14.99.
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18mm Dia x 27mm FL Uncoated, UV Plano-Convex Lens

Original price was: $198.80.Current price is: $59.99.
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18mm Dia x 27mm FL UV-AR Coated, UV Plano-Convex Lens

Original price was: $239.40.Current price is: $71.99.
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18mm Dia x 27mm FL UV-VIS Coated, UV Plano-Convex Lens

Original price was: $239.40.Current price is: $71.99.