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Plano-concave lens
Model: as drawing
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They have a negative focal length, is used to diverge a parallel light beam.
Material:BK7,UV-grade fused silica
Size:3mm-220mm
Thinkness Tolerance:?0.1mm
Centration:3 arc min
Surface figure:1?
Surface quality:60 - 40scratch and dig
Clear aperture:90%
Coating:avaliable upon request
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Detailed parameters:
45mm DIN Achromatic Objective: 4X, 10X, 40X(S), 100X(S, Oil)
Wide Field Plane-Scope ... | |  Digital Microscope LBH-2008DN
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Model: LBH-2008DN
Detailed parameters:
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Detailed parameters:
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Detailed parameters:
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Model: LSZ-1CP
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Paired Sliding Objectives 1X, or 2X, or 3X, or 4X for Selecting, Working Distance: 1X-55mm, 2X-81mm, 3X-61mm, ... |
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