Original Raytools Protective Windows Optical Lens 27.9x4.1 37x7 38.1x1.6 For Raytools BT240 BM109 BM111 BM114S BM115 BS06K Diameter:37x1.6 12K Automatic front view when staring:

Automatic front view when staring:

(For those with sensitive skin

re-grinded

and other kitchen essentials

Vibration sensing

Original Raytools Protective Windows Optical Lens 27.9x4.1 37x7 38.1x1.6 For Raytools BT240 BM109 BM111 BM114S BM115 BS06K Diameter:37x1.6 12K Automatic front view when staring:SPECIFICATIONS Brand Name: DLEI Certification: CE Hign concerned Chemical: None Material: JGS1 Fused Silica Model Number: Raytools Original Lens Origin: Mainland China Shape: Plano Structure: Plano convex Wavelength: 1064nm(900 1100nm) Original Raytools Laser Protective Windows Material: Quartz Fused Silica Wavelength: 1064nm Transmittance: >99. 5% Application: for Raytools Fiber Laser Protective Windows Lens