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Apochromatic Objectives

Special low dispersion glasses allow for the design of lenses which are chromatically corrected for a range of wavelengths. Such lenses are referred to as having minimal secondary spectrum. Camera lenses are an extreme example of apochromatic lenses.

Model EFL (mm) BFL (mm) Aperture (mm) F/# Wavelength Range (nm) O.D. (mm) Price
54-2-7 7.1 5.9 2.0 3.6 400- 700 6.4 Call
54-22-40 40.0 22.8 22.0 1.8 480- 550 & 1064 28.6 Call
54-22-79 79.0 73.2 22.0 3.6 400 - 700 28.6 Call
54-40-100 99.9 95.0 40.0 2.5 700 - 900 50.8 Call
54-40-174 173.0 163.7 40.0 4.3 700- 900 50.8 Call
54-12-180 179.2 173.5 12.0 15.0 300 - 365 25.4 Call
54-25-350 369.2 362.0 24.0 15.0 250- 400 38.1 Call
54-54-540 540.0 523.0 54.0 10.0 200- 400 60.0 Call
54-8-35N -34.6 -35.9 8.0 -4.3 700 - 900 12.5 Call
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