Monport F-theta M55 300mm*300mm Replacement Optical Scanning Lens for Fiber Laser Engraver

300x300mm FIELD LENS

This powerful F-theta lens from Monport is ideal for laser marking, engraving, image transfer, material processing, and cutting systems;It can move markings within a 11.8x11.8 inch work area, and can even perfectly complete any design you need.

HIGH TRANSMITTANCE

This field lens for 1064 nm lasers provides up to 99% throughput with negligible distortion thanks to its high transmittance and precision engineered borosilicate crown glass construction.

Precision Focusing

Our F-theta scanning lens meet fast positioning and precision focusing，so you can mark steel, aluminum, gold, etc. with consistent and precise light spots at any location within the 300x300mm lens range.

LASTING DURABILITY

This fiber laser lenses' double-sided multilayered coatings improve their natural optical properties ,and optimized the performance of the field lens.While also strengthening them against scratches and damage during daily use,prolong the service life.

EASY INSTALLATION

The standard M55 threading and 55-68 adapter ring ensures easy installation, quickly replacing.Please confirm whether the size of the field mirror matches before purchasing. If unable to confirm, please contact customer service for consultation

Specifications

Material: K9 Glass, Plastic

Scanning Area:11.8x11.8 in. (300x300 mm)

Operating Wavelength: 1064 nm (1.064 μm)

Focal Length: 16.5 in. (420 mm)

Entrance Beam Diameter: 0.4 in. (10 mm)

Working Distance: 19.1 in. (485mm)

Threading: M55x1

Overall Dimensions: 2.8x1.4 in. (70x35 mm)

Net Weight: 8.5 oz. (240g)

Package List

F Theta Field Lens*1

Field Mirror Cover*1

55-68 Adapter Ring*1