Plano-concave Diameter 22.3mm Focal Length -40mm Optical Glass Condenser Lens Concave Lens for Student Physics Experiments

Plano-concave Diameter 22.3mm Focal Length -40mm Optical Glass Condenser Lens Concave Lens for Student Physics Experiments

Plano-concave Diameter 25mm Focal Length -803mm Optical Glass Condenser Lens Concave Lens for Student Physics Experiments

Plano-concave Diameter 25mm Focal Length -803mm Optical Glass Condenser Lens Concave Lens for Student Physics Experiments

Concave Lens Diameter 22mm Focal Length -17.3mm Optical Glass Eyepiece Biconcave Lens for Student Physics Experiments

Concave Lens Diameter 8mm Focal Length-15.65mm Optical Glass Eyepiece Biconcave Lens for Student Physics Experiments

Concave Lens Diameter 8mm Focal Length-15.65mm Optical Glass Eyepiece Biconcave Lens for Student Physics Experiments

AR Coated Lens K9 Plano-convex Lens Diameter 12mm Focal Length 24mm AR755nm Coating on Both Sides Optical Glass Concave

Plano Concave Lens Diameter 18mm Focal Length 588.5mm Suprasil 3002 Glass Lens Optical Glass Optical Lens

BK7 Optical Glass Focal length Plano Convex Lens Magnifying Glass Lens Diameter 34mm 1PC Focus 326mm 240.3mm High Precision

K9 Plano-Convex Lens, Diameter 18mm, Focal Length 22.3mm Optical Lens/optical Element/precision Optical Lens

Optical Glass Lens Plano-convex Lens Focusing Lens Diameter 17.3mm Focal Length 19.8mm Material H-K9L Surface quality 60-40

Plano Concave Lens Diameter 12.7mm Focal Length -1935mm H-K9L Glass Lens Optical Glass Optical Lens

Diameter 20mm Focal Length F25/30/40/60/80/100mm K9 Material Plano-convex Lens Optical Glass Concave Lenses

Optical K9 Plano-Concave Divergent Lens Diameter 40mm Focal Length -500 / 250/200/160/125/100/80/63 / 50mm

LED Lens diameter 36mm focal length 133mm Plano Convex Glass Lens Condenser Lens Optical Lens Focusing LED Lens

Large concave lens Plano-concave lens lens diameter 80 focal length-600k9 optical glass can be coated with concave reflective

Plano Concave Lens Diameter 12.7mm Focal Length -1935mm H-K9L Glass Lens Optical Glass Optical Lens

K9 Optical Plano Convex Lens with Diameter of 3mm and Focal Length of 3mm

High-precision focusing condenser material pure white glass diameter 5mm focal length 10mm quartz plano-convex lens

SY-912PA quartz glass plano-concave lens diameter : 25.4 focal length : -75.0

SY-911PA quartz glass plano-concave lens diameter(): 25.4 focal length : -50.8

SY-910PA quartz glass plano-concave lens diameter : 25.4 focal length : -38.1

Diameter 25.4mm BK7 Plano-Concave Lens Optical Multi-focal Concave Lenses Mirror Spherical Plane Imaging Experimental Equipment

Pure white glass plano-concave lens high-precision focusing condenser K9 material diameter 25.4mm

12.7mm diameter plano-concave lens high precision pure white glass focusing condenser K9 material

Multi-focal K9 Material Double-concave Lens Diameter 12.7mm Condenser High-precision Focusing Pure White Glass

K9 material plano-concave lens high precision pure white glass focusing condenser diameter 6mm

Plano-concave lens pure white glass K9 material high precision focusing condenser diameter 50.8mm

Diameter D38mm plano-concave lens Material UV quartz (JGS1) Focal length: -50mm

Plano-concave spherical mirror, diameter 30, focal length 75mm (concave surface coated with UV-enhanced aluminum film)

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