iStar 100mm f/12 Achromatic Objective Lens

Description

Item Description: Achromatic Hand Figured Doublet in Push-Pull style cell

 Lens Diameter: 104 mm

Clear Aperture: 100 mm

No of Elements: 2

Focal Length: 1200mm

F-Ratio: f/12

Type of Coating: SiO2 Broadband Multilayer Film (Yellow)

 Fully Multicoated: YES

Average Strehl Ratio: 0.93

Weight (incl. cell): 0.95 kg

Cell O.D.: 136mm

HandFigured: YES

Minimum Surface Quality: PV/4

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