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BTS 200/400 Lenses

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BTS 200/400 Lenses
Manufacturer:
INZHEKT
Location:
Saratov
Technical specifications


Material: S-TIH53 (Ohara)
Length, mm: 12
Height, mm: 1.0±0.01 Thickness, mm: 1.9±0.1 Refractive index, mm: 1.823
Optical aperture, mm2: 10.5*0.45
Back focal length, mm: 0.09 Transmission, %: >99.5 Pitch, mm: 0.4 Antireflection coating, nm at one of the wavelengths from the range: 400-1500
Numerical aperture: FA: 0.6, SA:0.09
Surface quality at λ = 633 nm: λ/4 Residual deviation at full angle FW1/e2 mrad: <7, <10, <13
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