Lens Barrels for Raman Probes

Ocean Optics offers a versatile selection of lens barrels designed to optimize Raman measurements across a range of applications. Choose from non-contact long working distance barrels, compression seal immersion barrels for liquid environments, and short working distance sealed barrels engineered for high-pressure and high-temperature conditions. Each barrel is constructed from durable 316 stainless steel and features sapphire windows for reliable performance and optical clarity.

Specifications	ORP-LWD-47	ORP-LB-6	ORP-SWD-LB
Description	Non-contact Long Working Distance	Compression Seal Immersion	Short Working Distance Sealed
Barrel Material	316 stainless steel	316 stainless steel	316 stainless steel
Focusing Lens Working Distance	47 mm Note: 20 to 100 mm available	5 mm	< 0.5 mm
Dimensions	1” diameter, 3.9” length	3/8″ diameter, 6″ long	3/8″ diameter, 6″ long
O-ring Seal	NA	Teflon Note: Kalrez® O-ring available	Kalrez® O-ring Note: Teflon, Gold available
Numerical Aperture	0.20	NA	NA
Operating Temperature	0 – 125 ⁰C	-40 °C to 350 °C	-40 °C to 250 °C
Maximum Operating Pressure	15 psi	Ambient to >3000 psi	>3000 psi
Window	NA	Sapphire (Fused silica available)	Sapphire