750x40fl40 fresnel lens 副本
20mm Semi-transparent Cube Split K9 Beam Splitting Prism
High precision platinum thermal resistor(WR-3)
F3 Non-Contact Thermometer
0-16bar differential pressure transmitter for level measurement with 4 20ma1
Laser protective window .mp4
330LB/150kg x 100g Digital Shipping Postal Scale Electronic Weight Scales1
BIOBASE Laboratory Digital Flame Photometer/Spectrophotometer/Spectrometer price1
Lens Factory Direct Bk7 Focal Length 3000mm Large Transparent Spherical High Transmittance Plano-Convex Achromatic Glued Lens1
BIOBASE China Build-in Camera Biological Microscope for laboratory use1
Durable 201 Stainless Steel Wire Rope Tension Clamp for Optical Fiber1
pcx lens3.mp4
90
