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7546. 1.49 Cr39 Sunglasses Photochromic Optical Plastic Lens 
[Sep 10, 2025]
[Sep 10, 2025] Color changing lens, also known as "photosensitive lens". The glass lens is added with silver halide, but at present the mainstream is resin discoloration lens, in the acrylic resin lens with the addition of Pyrex ring ...
Company: Danyang Boris Optical Co., Ltd.
7547. Progressive Cr39 1.56 Short Corridor 12/14mm Hc Optical Lens [Sep 10, 2025]
[Sep 10, 2025] What is Lens Index? The lens index refers to the index of refraction (otherwise known as refractive index) of lens material for eyewear. It is a relative measurement number that describes how efficiently the material ...
Company: Danyang Boris Optical Co., Ltd.
7548. 1.56 Photochromic Grey Progressive Hmc Optical Lens Reading Lens [Sep 10, 2025]
[Sep 10, 2025] Progressive multifocal lenses are also called progressive lenses, which have multiple focal points on one lens as the name implies. If the lens is divided from the focus, it can be divided into single focus lens, double ...
Company: Danyang Boris Optical Co., Ltd.
7549. Rotary Construction Use 360 Degree Base Laser Level Meter [Jun 20, 2025]
[Jun 20, 2025] Laser Beam 16 green beams Laser wave length 532nm Level accuracy ± 1.5 - 2 mm / 7m Temperature Range -10ºC -50ºC Working Range 30 - 50m indoor Automatic Compensatory ...
7550. Hot Selling 4D Green Self-Leveling 360 Degree 16 Lines Green Laser Level [Jun 20, 2025]
[Jun 20, 2025] Laser Beam 16 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
7551. 360 Base Laser Level with Base and Tripod 1.5m [Jun 12, 2025]
[Jun 12, 2025] Laser Beam 12 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
7552. Jsperfect12 Lines 3D Laser Level Cheap Price New Design [Jun 12, 2025]
[Jun 12, 2025] Laser Beam 12 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
7553. 360 Degree Base Laser Level Class 2 520nm Green Beams [Jun 12, 2025]
[Jun 12, 2025] Laser Beam 12 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
7554. Laser Land Leveling Machine 3D 12 Beams with Rotary Base [Jun 12, 2025]
[Jun 12, 2025] Laser Beam 12 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
7555. Hot Sales 12 Line Laser Green Floor Laser Leveling Machine 360 [Jun 12, 2025]
[Jun 12, 2025] Laser Beam 12 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
7556. 12 Line Array Green Cross Line Laser Level with Tripod [Jun 12, 2025]
[Jun 12, 2025] Laser Beam 12 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
7557. Rotary Automatic Self Leveling 360 Degree Multi Line Laser Level [Jun 12, 2025]
[Jun 12, 2025] Laser Beam 12 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
7558. 40m 3D Green Line Laser Level Cross Line 1 Year Warranty [Jun 12, 2025]
[Jun 12, 2025] Laser Beam 12 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
7559. OEM 12 Lines 3D Green Beam Nivel Laser 360 Rotation [Jun 12, 2025]
[Jun 12, 2025] Laser Beam 12 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
7560. Hot Buying 12 Green Beam Laser Land Leveler for Decoration [Jun 12, 2025]
[Jun 12, 2025] Laser Beam 12 green beams Laser wave length 515nm Level accuracy ±1mm/7m Temperature Range -10ºC -50ºC Working Range 20M Automatic Compensatory range ±4° Laser emission ...
