OBJECTIVE LENSES

Each international customer is responsible for paying local taxes and fees! We ship from Tucson, Arizona, USA so only US customers (excluding Arizona residents) will receive their items tax free. Contact your local customs authorities before ordering.

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170 mm (6.69”) F/7

140 mm (5.52”) F/6.5

EVERY SINGLE ISTAR LENS IS INDEPENDENTLY TESTED TO ASSURE CONSISTENTLY HIGH QUALITY. WE USE TWO TEST METHODS, RONCHI, and INTERFEROMETER TEST (TESTED TWICE BY 90-DEGREE ROTATION TO OBTAIN THE MOST ACCURATE DATA).

OUR APOCHROMATIC TRIPLETS ARE DESIGNED WITH   FLUORO-CROWN  (FLUORITEGLASS) & LANTHANUM GLASS MANUFACTURED IN JAPAN BY HOYA.

SUPERIOR DESIGN and PRODUCTION  QUALITY USING THE BEST HOYA FLUORIDE

and LANTHANUM OPTICAL GLASS

(LNAP.140.063)

140 mm (5.52”) F/6.5

$1,875.00

Item Description

Lens Diameter

Clear Aperture

No of Elements

Optical glass

Focal Length

F-Ratio

Illuminated ring diameter using

WO Flattener 68III

Anti-Reflective Coating

Fully Multicoated

Net Weight

Cell O.D.

HandFigured

Minimum Strehl

Apochromatic (APO) Fluorite Triplet

146 mm

140 mm

3

Fluoro-Crown Glass (FPL-53 category)

910 mm

F/6.5

 

44 mm

SiO2 and/or MgF2

YES

2.8 Kg

162 mm

YES

0.90

OUT OF STOCK

PRE-ORDER NOW!

(LNAP.170.070)

170 mm (6.69”) F/7

$3,985.00

Item Description

Lens Diameter

Clear Aperture

No of Elements

Optical glass

Focal Length

F-Ratio

Anti-Reflective Coating

Fully Multicoated

Minimum Surface Accuracy

HandFigured

Minimum Strehl Ratio

Recommended reducer-flattener

Apochromatic (APO) Triplet

178 mm

170 mm

3

Fluoro-Crown & Lanthanum (Hoya, CDGM)

1190 mm

F/7

SiO2 and/or MgF2

YES

PV/5

coming soon

0.90

Starizona Apex ED-L (APS-C)

PRE-ORDER NOW!