“Transparent hematite blades, about 2µm thick. FOV is 0.84 mm. Collected 2008 by D. Maietta.
Lens: Nikon M Plan 20
F-stop: N/A
Mounting: Normal, extension = 210 mm
FOV: 0.84 mm
Lighting: Dual fiber partially diffused
Processing: CombineZP weighted-average retouched with manual composition ”