Spherical Lenses

Transmissive optical components that feature a spherical surface with a constant radius of curvature (R or ROC) across the entire lens, used to diverge or converge light determined by their focal length. Learn More

Product	Wavelength Range	Coating	Focal Length	Availability	Price (USD)
Half Ball Lens	150 - 4500 nm	Uncoated	0.651 mm	Contact Supplier	$ 20.64
Product Code Wavelength Range 150 - 4500 nm Coating Uncoated Diameter 1 mm Dimensions Ø 1 mm Thickness 0.5 mm Focal Length 0.651 mm Substrate Sapphire Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Back Focal Length 0.368 mm Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	310 - 2700 nm	Uncoated	-	Contact Supplier	$ 61.16
Product Code Wavelength Range 310 - 2700 nm Coating Uncoated Diameter 0.4 mm Dimensions Ø 0.4 mm Thickness 0.2 mm Substrate BK7, Quartz, Sapphire Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	310 - 2700 nm	Uncoated	0.968 mm	Contact Supplier	$ 48.16
Product Code Wavelength Range 310 - 2700 nm Coating Uncoated Diameter 1 mm Dimensions Ø 1 mm Thickness 0.5 mm Focal Length 0.968 mm Substrate BK7 Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Back Focal Length 0.639 mm Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	1550 nm (Center Wavelength)	AR/Transmissive V-Coating (1550 nm)	0.54 mm	Contact Supplier	$ 22.94
Product Code Wavelength Range 1550 nm (Center Wavelength) Center Wavelength 1550 nm Coating AR/Transmissive V-Coating (1550 nm) Diameter 0.5 mm Dimensions Ø 0.5 mm Thickness 0.25 mm Focal Length 0.54 mm Substrate BK7, Quartz, Sapphire Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Back Focal Length 0.16 mm Coating Features Narrowband Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	150 - 4500 nm	Uncoated	2.603 mm	Contact Supplier	$ 22.17
Product Code Wavelength Range 150 - 4500 nm Coating Uncoated Diameter 4 mm Dimensions Ø 4 mm Thickness 2 mm Focal Length 2.603 mm Substrate Sapphire Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Back Focal Length 1.474 mm Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	488 - 520 nm	BBAR (488 - 520 nm)	-	Contact Supplier	$ 91.74
Product Code Wavelength Range 488 - 520 nm Coating BBAR (488 - 520 nm) Diameter 4 mm Dimensions Ø 4 mm Thickness 2 mm Substrate BK7, Quartz, Sapphire Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Coating Features Broadband Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	310 - 2700 nm	Uncoated	1.936 mm	Contact Supplier	$ 38.99
Product Code Wavelength Range 310 - 2700 nm Coating Uncoated Diameter 2 mm Dimensions Ø 2 mm Thickness 1 mm Focal Length 1.936 mm Substrate BK7 Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Back Focal Length 1.277 mm Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	1200 - 7000 nm	Uncoated	3.532 mm (Calculated)	In stock	$ 760.00
Product Code Wavelength Range 1200 - 7000 nm Coating Uncoated Diameter 10 mm Dimensions Ø 10 mm Thickness 5.1 mm (Center) Focal Length 3.532 mm (Calculated) Substrate Silicon Diameter Tolerance ±0.01 mm Type of Curvature Half Ball Lens Radius of Curvature 5 mm Refractive Index 3.422 (5000 nm) Center Thickness Tolerance ±0.05 mm Center Thickness 5.1 mm Surface Quality 60-40 scratch-dig Shape Round Supplier Location New Jersey, USA See product details More from Edmund Optics
Half Ball Lens	310 - 2700 nm	Uncoated	-	Contact Supplier	$ 61.16
Product Code Wavelength Range 310 - 2700 nm Coating Uncoated Diameter 1 mm Dimensions Ø 1 mm Thickness 0.5 mm Substrate BK7, Quartz, Sapphire Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	150 - 4500 nm	Uncoated	1.302 mm	Contact Supplier	$ 20.64
Product Code Wavelength Range 150 - 4500 nm Coating Uncoated Diameter 2 mm Dimensions Ø 2 mm Thickness 1 mm Focal Length 1.302 mm Substrate Sapphire Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Back Focal Length 0.737 mm Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	200 - 3500 nm	Uncoated	11.14 mm (Calculated)	In stock	$ 109.95
Product Code Wavelength Range 200 - 3500 nm Coating Uncoated Diameter 14 mm Dimensions Ø 14 mm Thickness 7 mm (Center) Focal Length 11.14 mm (Calculated) Substrate Fused Silica Diameter Tolerance ±0.01 mm Type of Curvature Half Ball Lens Radius of Curvature 7 mm Refractive Index 1.458 Center Thickness Tolerance ±0.05 mm Center Thickness 7 mm Surface Quality 60-40 scratch-dig Shape Round Supplier Location New Jersey, USA See product details More from Edmund Optics
Half Ball Lens	310 - 2700 nm	Uncoated	0.484 mm	Contact Supplier	$ 41.28
Product Code Wavelength Range 310 - 2700 nm Coating Uncoated Diameter 0.5 mm Dimensions Ø 0.5 mm Thickness 0.25 mm Focal Length 0.484 mm Substrate BK7 Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Back Focal Length 0.319 mm Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	150 - 4500 nm	Uncoated	0.325 mm	Contact Supplier	$ 20.64
Product Code Wavelength Range 150 - 4500 nm Coating Uncoated Diameter 0.5 mm Dimensions Ø 0.5 mm Thickness 0.25 mm Focal Length 0.325 mm Substrate Sapphire Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Back Focal Length 0.184 mm Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	195 - 2100 nm	Uncoated	8.69 mm	Contact Supplier	$ 137.61
Product Code Wavelength Range 195 - 2100 nm Coating Uncoated Diameter 8 mm Dimensions Ø 8 mm Thickness 4 mm Focal Length 8.69 mm Substrate UV Fused Silica Diameter Tolerance ±0.0025 mm Type of Curvature Half Ball Lens Back Focal Length 5.95 mm Shape Round Supplier Location United Kingdom; Rhode Island, USA See product details More from Knight Optical
Half Ball Lens	200 - 2200 nm	Uncoated	1.99 mm (Calculated)	In stock	$ 45.75
Product Code Wavelength Range 200 - 2200 nm Coating Uncoated Diameter 2.5 mm Dimensions Ø 2.5 mm Focal Length 1.99 mm (Calculated) Substrate Fused Silica Diameter Tolerance ±0.0025 mm Type of Curvature Ball Lens Refractive Index 1.458 Shape Round Supplier Location New Jersey, USA See product details More from Edmund Optics
Half Ball Lens	150 - 4500 nm	Uncoated	0.2873 mm (Calculated)	In stock	$ 27.00
Product Code Wavelength Range 150 - 4500 nm Coating Uncoated Diameter 0.5 mm Dimensions Ø 0.5 mm Thickness 0.25 mm Focal Length 0.2873 mm (Calculated) Substrate Sapphire Diameter Tolerance ±0.00254 mm Type of Curvature Half Ball Lens Radius of Curvature 0.25 mm Refractive Index 1.77 Shape Round Supplier Location New Jersey, USA See product details More from Edmund Optics
Half Ball Lens	360 - 2700 nm	Uncoated	3.64 mm (Calculated)	In stock	$ 33.75
Product Code Wavelength Range 360 - 2700 nm Coating Uncoated Diameter 5 mm Dimensions Ø 5 mm Thickness 2.5 mm (Center) Focal Length 3.64 mm (Calculated) Substrate B 270 Diameter Tolerance ±0.1 mm Type of Curvature Half Ball Lens Radius of Curvature 2.5 mm Refractive Index 1.523 Center Thickness Tolerance ±0.15 mm Center Thickness 2.5 mm Shape Round Supplier Location New Jersey, USA See product details More from Edmund Optics
Half Ball Lens	300 - 8000 nm	Uncoated	2.478 mm (Calculated)	In stock	$ 268.00
Product Code Wavelength Range 300 - 8000 nm Coating Uncoated Diameter 3 mm Dimensions Ø 3 mm Thickness 1.5 mm (Center) Focal Length 2.478 mm (Calculated) Substrate Calcium Fluoride Diameter Tolerance ±0.01 mm Type of Curvature Half Ball Lens Radius of Curvature 1.5 mm Refractive Index 1.434 Center Thickness Tolerance ±0.05 mm Center Thickness 1.5 mm Surface Quality 60-40 scratch-dig Shape Round Supplier Location New Jersey, USA See product details More from Edmund Optics
Half Ball Lens	150 - 4500 nm	Uncoated	2.873 mm (Calculated)	In stock	$ 34.25
Product Code Wavelength Range 150 - 4500 nm Coating Uncoated Diameter 5 mm Dimensions Ø 5 mm Thickness 2.5 mm Focal Length 2.873 mm (Calculated) Substrate Sapphire Diameter Tolerance ±0.00254 mm Type of Curvature Half Ball Lens Radius of Curvature 2.5 mm Refractive Index 1.77 Shape Round Supplier Location New Jersey, USA See product details More from Edmund Optics
Half Ball Lens	150 - 4500 nm	Uncoated	1.437 mm (Calculated)	In stock	$ 27.50
Product Code Wavelength Range 150 - 4500 nm Coating Uncoated Diameter 2.5 mm Dimensions Ø 2.5 mm Thickness 1.25 mm Focal Length 1.437 mm (Calculated) Substrate Sapphire Diameter Tolerance ±0.00254 mm Type of Curvature Half Ball Lens Radius of Curvature 1.25 mm Refractive Index 1.77 Shape Round Supplier Location New Jersey, USA See product details More from Edmund Optics