SIRUI 1.5x T1.9 IronStar Series Anamorphic Full-Frame Film Lens

Name: SIRUI 1.5x T1.9 IronStar Series Anamorphic Full-Frame Film Lens
Brand: SIRUI Optical GmbH
SKU: IRON-35-N
Price: 1179.0 EUR
Availability: InStock

SKU: IRON-35-N

€1.179,00

incl. VAT Shipping will be calculated at checkout.

Key Features

Focal Length

35mm 45mm 60mm 3 Lenses Set

Style

User-interchangeable EF/PL Mount

Flare

Neutral Blue

Product variants

SIRUI 1.5x T1.9 IronStar Series Anamorphic Full-Frame Film Lens

Payment & Security

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Full frame

Blue Lens Flares

1.5x constant
Squeeze Ratio

T1.9
Large Aperture

Neutral Lens Flares

Oval Bokeh

Interchangeable
PL/EF Mount

0.65m
Minimum Focusing Distance

Cinematic Look

Consistent Across the Entire Set

Three Lenses Covering the Core Focal Length Range

From portraits to scenes - the set covers the core focal lengths
for documentary and narrative applications.

Horizontally equivalent to 23 mm on full frame.

Wide-angle view, ideal for atmospheric scenes,
Stories, landscapes, etc.

Horizontally equivalent to 30mm on full frame.

Versatile focal length, ideal for people photography, environmental portraits, and everyday life shots.

Horizontally equivalent to 40mm on full frame.

Natural perspective of the human eye, perfect for portraits, still lifes, and details.

75mm / 100mm / 135mm

will be available soon to complete the lens lineup and fully meet the needs of commercial and creative work.

Coming Soon

Constant 1.5x Squeeze Ratio

Compared with 1.33x, 1.5x offers a wider horizontal view and stronger background compression
and a more elliptical bokeh, enhancing the overall cinematic look.

3:2 Mode

Widescreen Aspect Ratio of 2,25:1

16:9 Mode

Widescreen Aspect Ratio of 2,66:1

Large Aperture, Sharp and Soft Focus

The ultra-fast T1.9 aperture ensures sharp performance in low light. Vertical blur transitions smoothly into the background, with crisp subjects and a blurred background, effortlessly creating depth of field with a strong sense of space and artistic tension.

Dual Lens Flares, Cinematic Atmosphere

The IronStar series offers two distinctive anamorphic lens flare styles - blue and neutral - adding depth and a cinematic atmosphere to every image.

Classic Blue Lens Flares

Ideal for creating cinematic looks in sci-fi, mystery, action, car scenes, and urban environments, etc.

Neutral Lens Flares

Presents light in its natural form, suitable for everyday shooting, emotional advertising, natural and humanistic scenes, etc.

Cinematic Optical Quality

The IronStar series features 19-20 precision optical elements, including ED, aspherical, and HRI components. It delivers sharp, precise images with a subtle vintage glow—where modern engineering meets classic film aesthetics.

Optical Design

Custom optical designs for each focal length, meeting all cinema standards.

Focal length

Optical Design

Aspherical Lens

Cylindrical Lens

HRI Glass

ED Glass

35mm

20 Elements in 16 Groups

45mm

19 Elements in 14 Groups

60mm

19 Elements in 14 Groups

Aspherical Lens

Precisely corrects spherical aberration and color fringing, reduces weight, and improves image clarity.

ED Glass

Minimizes chromatic dispersion and aberration for precise cinematic colors and tones.

HRI Glass

Optimizes light transmission, reduces stray light and ghosting, and improves image contrast and depth.

Cylindrical Lens

A precise optical design with multiple cylindrical elements prevents distortion, dispersion, and loss of sharpness.

Well-Controlled Focus Breathing

Near-zero focus breathing ensures image stability and consistency—essential for professional film workflows.

60mm T1.9

Outstanding Close-Up Performance

35mm/45mm 0.65m (Minimum Focusing Distance)

60mm 0.78m (Minimum Focusing Distance)

Compact, unified cinematic design

The IronStar series features a unified appearance, consistent color temperature, and tonal rendition, ensuring a cohesive visual style throughout the entire creative workflow.

Wide Compatibility

Filter Thread: Φ92mm / 3.6 in

Included: CPL and VND filters (kit only)

Front Diameter: Φ95mm / 3.7 in

(Compatible with standard cinema matte boxes)

Identical Gear Ring Position

Designed for fast lens changes

Makes it easier to use follow-focus systems
and accessory compatibility

Compact & Lightweight

990g / 2.2 lb (35mm)

Lighter than other full-frame anamorphic lenses on the market

270° Focus Throw

Metallic Texture

1/4"" Threaded Base

Increases mounting stability

Dual Scales

Imperial & Metric

Efficient production with style

Meets a wide range of professional creative needs

Interchangeable PL/EF Mount

Each lens comes standard with a PL mount and includes an EF mount with the necessary tool. Users can easily switch mounts as needed, significantly increasing the lenses' cost-effectiveness and operational versatility.

Innovative rear adjustment

Simply turn the back-focus adjustment ring with a tool, instead of having to disassemble the mount or add shims, for a flexible and efficient operating experience.

Full-frame coverage
with a larger image circle

The SIRUI IronStar series offers a 46 mm image circle, covering full-frame cameras and even cameras with larger sensors. It delivers clean, detailed, wide images without vignetting or cropping.

※ Aperture value at maximum aperture

35mm / 45mm / 60mm image circle

46mm

Unleash professional quality

Affordable anamorphic cinema lenses that empower independent filmmakers, small teams, and commercial projects to create with cinematic precision.

Three-year replacement
Lifetime warranty

Free replacement within 3 years for damage not caused by human actions (with valid proof of purchase). Lifetime paid repair service for damage caused by human actions (e.g., drops, water, modifications).

Package contents

Single lens

1 lens

1 EF mount

1 lens pouch

1 tool set

Lens kit

1 hard-shell lens case

1 92-mm CPL

3 lenses

1 92-mm VND

3 EF mount modules

1 tool kit

* Free CPL and VND filters are included only in the 3-lens kit.

Specifications

35mm

45mm

60mm

Lens format coverage

Full frame

Focal length

35mm

45mm

60mm

Max. aperture

T1.9

Min. aperture

T16

Lens construction

20 elements
in 16 groups
(6 cylindrical lenses, 1 aspherical lens)

19 elements
in 14 groups
(4 cylindrical lenses, 1 aspherical lens)

19 elements
in 14 groups
(5 cylindrical lenses, 1 aspherical lens)

Aperture blades

Focusing distance range

0.65M (2ft 2in)～∞

0.78M (2ft 7in)～∞

Minimum focusing distance

0.65M (2ft 2in)

0.78M (2ft 7in)

Focusing method

MF (manual)

Max. magnification

1:15.15 (V),
1:23.26 (H)

1:12.5 (V),
1:19.23 (H)

1:11.36 (V),
1:17.86 (H)

Angle of view (full frame)

39.64° (V),
79.98° (H),
83.88° (D)

32.08° (V),
67.55° (H),
71.1° (D)

23.59° (V),
50.63° (H),
53.82° (D)

Filter thread

M92×0.75

Focus ring rotation angle

270°

Max. diameter

φ95mm / 3.7"
(EF/PL mount)

Focus ring diameter

φ89.6mm / 3.5"

Aperture ring diameter

φ81.6mm / 3.2"

Length
(without lens cap)

EF: 131mm / 5.2"
PL: 123mm / 4.8"

EF: 137.5mm / 5.4"
PL: 129.5mm / 5.1"

EF: 142mm / 5.6"
PL: 134mm / 5.3"

Weight
(without lens cap)

EF: 998g / 2.2lb
PL: 1024g / 2.3lb

EF: 990g / 2.2lb
PL: 1020g / 2.2lb

EF: 1023g / 2.3lb
PL: 1044.6g / 2.3lb