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Product List
32326. Customized Bk7 Focal Length 3000mm Transparent Fresnel Lenses Coating Low Reflectivity for ... 
[May 17, 2023]
[May 17, 2023] What are Fresnel lens? Fresnel lenses are lenses composed of a series of concentric rings. The Fresnel lens construction design allows for large aperture and short focal length with less mass and volume compared ...
Company: DG Optoelectronics Co., Limited
32327. 22mm Diameter Focal Length Bk7 Material, Transparent Bi-Convex Lenses/Double-Concave Lens for ... [May 17, 2023]
[May 17, 2023] Product Description Biconvex lenses also known as double convex lenses are simple optical lenses with two convex spherical surfaces, surfaces which bulge out from the center. These two convex surfaces have the same ...
Company: DG Optoelectronics Co., Limited
32328. Factory Direct Sale High Definition Camera Lens Bk7 Material Diameter 13mm Focal Length Optical ... [May 17, 2023]
[May 17, 2023] Product Description Biconvex lenses also known as double convex lenses are simple optical lenses with two convex spherical surfaces, surfaces which bulge out from the center. These two convex surfaces have the same ...
Company: DG Optoelectronics Co., Limited
32329. Bk7 Glass Biconvex Lens Double Convex Lens for Laser Scanners, Laser Diode Systems, ... [May 17, 2023]
[May 17, 2023] Product Description Biconvex lenses also known as double convex lenses are simple optical lenses with two convex spherical surfaces, surfaces which bulge out from the center. These two convex surfaces have the same ...
Company: DG Optoelectronics Co., Limited
32330. 1653 - 1064nm Glass Optical Filter Laser Lens IR Bandpass Filters for Laser Diode Systems, ... [May 17, 2023]
[May 17, 2023] Product Description Optical filters selectively allow certain wavelengths of light to pass freely while blocking other wavelengths. DG Optics manufactures a wide range of optical filters for engineering, scientific, ...
Company: DG Optoelectronics Co., Limited
32331. Laser Lens for Laser Scanners, Laser Diode Systems, Spectrophotometers [May 17, 2023]
[May 17, 2023] Product Description Optical filters selectively allow certain wavelengths of light to pass freely while blocking other wavelengths. DG Optics manufactures a wide range of optical filters for engineering, scientific, ...
Company: DG Optoelectronics Co., Limited
32332. Custom-Made Diameter 22mm Focal Length 66.5mm Optical Spherical Bk7 Crystal Laser Bi-Concave for ... [May 17, 2023]
[May 17, 2023] Product Description Biconvex lenses also known as double convex lenses are simple optical lenses with two convex spherical surfaces, surfaces which bulge out from the center. These two convex surfaces have the same ...
Company: DG Optoelectronics Co., Limited
32333. Popular High-Quality Low-Priced Concave-Convex Optical Glass H-Zf7la Material Transparent Ar Coated ... [May 17, 2023]
[May 17, 2023] Product Description Biconvex lenses also known as double convex lenses are simple optical lenses with two convex spherical surfaces, surfaces which bulge out from the center. These two convex surfaces have the same ...
Company: DG Optoelectronics Co., Limited
32334. Best Spherical Aromatic Optical Triplet Glass Lens for Laser Scanners, Laser Diode Systems, ... [May 17, 2023]
[May 17, 2023] An achromatic lens, often called an achromat, is a type of optical lens capable of correcting chromatic aberration, a distortion that occurs when glass splits white light into multiple colorwavelengths in the ...
Company: DG Optoelectronics Co., Limited
32335. 40X-1600X Biological Microscope Th50 Series [Nov 19, 2025]
[Nov 19, 2025] Characteristic: Wide-field eyepiece Wide field WF10X/18mm Wide field WF16X/15mm Achromatic objective 4X, 10X, 40X (spring), 100X (spring oil) Adjustable binocular tube Hinged binocular, 30° ...
Company: ZHEJIANG TOP INSTRUMENT CO., LTD.
32336. Stereo Zoom Microscope with LCD HD Tablet [Nov 19, 2025]
[Nov 19, 2025] Characteristic: HD tablet, support photo, measurement, video, etc Adjustable monocular tube, zoom ratio 1:6.5, focusing range 220mm Mobile stage, size: 321mm*261mm Parameter: Total ...
Company: ZHEJIANG TOP INSTRUMENT CO., LTD.
32337. +Rt to 50º C Thermostat Biological Microscope Tmc300W [Nov 19, 2025]
[Nov 19, 2025] Characteristic: Thermostat stage The heating stage is made of specially formed aluminum alloy, and the temperature rise is uniform and stable. The working surface temperature adopts LED digital display, accurate ...
Company: ZHEJIANG TOP INSTRUMENT CO., LTD.
32338. Monocular and Binocular Biological Microscope Tsp-30 Series [Nov 19, 2025]
[Nov 19, 2025] Characteristic: Wide-angle eyepiece WF10X/18mm, Huygens H16X/10mm Achromatic objective 4X, 10X, 40X (Spring), 100X (Spring,Oil) Double-layer mechanical mobile stage Size 115mm*125mm, movement range ...
Company: ZHEJIANG TOP INSTRUMENT CO., LTD.
32339. Desktop Biological Microscope Th20 Series [Nov 19, 2025]
[Nov 19, 2025] Characteristic: Monocular observation tube 45° inclined, 360° rotatable Wild-field eyepiece WF16X/11MM, WF10X/16MM Achromatic objective 4X, 10X, 40X(Spring) Mobile round stage, slice clamp Diameter: ...
Company: ZHEJIANG TOP INSTRUMENT CO., LTD.
32340. Four Holes Nosepiece Biological Microscope Th200 Series [Nov 19, 2025]
[Nov 19, 2025] Characteristic: Eyepiece WF10X/18mm, WF16X/15mm, WF20X (optional) Achromatic objective 4X, 10X, 40X (spring), 100X (spring, oil) Double-layer mechanical stage 120*115mm,76*40mm Coaxial coarse and fine ...
Company: ZHEJIANG TOP INSTRUMENT CO., LTD.
