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ISO 9001:2015Made in INDIA

Optomechanics


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Apertures
Stainless steel variable apertures
Variable slits with micrometer control
Prices are exclusive of taxes and other charges.

Motorized Variable Aperture

    Actuator :     Stepper motor
    Aperture type :     Circular
    Aperture diameter :     2 mm to 11 mm (Adjustable via software or front panel)
    Resolution :     1 mm
    PC interface :     RS232 / USB
    Front panel LCD display shows aperture diameter
    Front panel buttons for Open and Close function (1 mm on single press)

Pinholes - Mounted

Holmarc manufactures precision pinholes for spatial filtering and other similar applications. Standard pinholes are available in either copper or stainless steel substrates.

HPRA - Series

    Material    :    Copper

    25 mm outer diameter

    20 Micron thickness

    Compatible with PHC - 3 pinhole cells


Model No. Size Price
HPRA-3-5 5.0 μm +/- 1.0 μm
HPRA-3-10 10.0 μm +/- 1 μm
HPRA-3-15 15.0 μm +/- 1.5 μm
HPRA-3-20 20 μm +/- 2 μm
HPRA-3-25 25 μm +/- 2 μm
HPRA-3-30 30 μm +/- 2 μm
HPRA-3-35 35 μm +/- 2 μm
HPRA-3-50 50 μm +/- 2 μm
HPRA-3-100 100 μm +/- 2 μm
HPRA-3-200 200 μm +/- 2 μm

PIN - H - Series

    Material    :    Copper

    9.35 mm outer diameter

    20 Micron thickness

    Compatible mounts available


Model No. Siz e Price
PIN-H-025 0.25 mm
PIN-H-050 0.50 mm
PIN-H-075 0.75 mm
PIN-H-100 1.00 mm
PIN-H-200 2.00 mm
PIN-H-300 3.00 mm

PINH - Series

    Material    :    Copper

    25 mm outer diameter

    20 Micron thickness

    Compatible with PHC - 3 pinhole cells


Model No. Size Price
PINH-5.0 5.0 μm +/- 1.0 μm
PINH-10 10.0 μm +/- 1 μm
PINH-15 15.0 μm +/- 1.5 μm
PINH-20 20 μm +/- 2 μm
PINH-25 25 μm +/- 2 μm
PINH-30 30 μm +/- 2 μm
PINH-35 35 μm +/- 2 μm

Pinhole Cells

Model No : PHC - 3
Price :

These pinhole cells are suitable for 25 mm dia. mounted pinholes. It can be used with rigid, kinematic, XY, XYZ and 5axis stages. The cell comes with standard RMS thread for fixing to various mounts.

    RMS external thread
    Material    :    Aluminium
    Finish    :    Black anodized

Round Apertures - AS Series

These apertures are made in aluminium substrate and finished by black anodizing. The aperture can be mounted to our standard RLM-25 lens mount.

    Material    :    aluminium
    Finish    :    black anodized
    25 mm outer diameter
    0.5 mm thickness
    Compatible with RLM - 25 mount
Model No. Diameter D Price
AS - 0.5 0.5 mm
AS - 1 1 mm
AS - 2 2 mm
AS - 3 3 mm
AS - 4 4 mm
AS - 5 5 mm
AS - 6 6 mm
AS - 7 7 mm
AS - 8 8 mm
AS - 9 9 mm
AS - 10 10 mm

Compatible mounts are available for other standard / custom pinholes

Variable Aperture

Std Variable Round Aperture - SSID Series

Holmarc manufactures variable aperture in four different sizes. These are precision devices which offer near perfect circular apertures.

    Made of brass and aluminium
    Leaves made of spring steel
    Compatible with MSSID Series mounts
    Black anodized finish for casing
    Black zinc finish for leaves

Model No. Max Aperture Min Aperture D ( mm ) Thickness ( mm ) Price
SSID-12 12 mm 0.8 mm 19.8 5.0
SSID-20 20 mm 0.8 mm 30 5.5
SSID-25 25 mm 0.8 mm 37 5.5
SSID-37 37 mm 1.2 mm 53 6.0
SSID-50 50 mm 2 mm 70 7.5

Std Variable Round Aperture Mount - MSSID Series

These mounts are specially suited for Holmarc’s variable apertures. There is M6 tapped hole at the bottom for post mounting.

    Aluminium alloy construction
    M6 mounting hole
    Black anodized finish
    Compatible with SSID series apertures

Model No. D ( mm ) t ( mm ) d ( mm ) Suitable Aperture Model Price
MSSID-12 19.8 8.0 35.8 SSID-12
MSSID-20 30 9.0 50.0 SSID-20
MSSID-25 37 8.5 53.0 SSID-25
MSSID-37 53 9.0 69.0 SSID-37
MSSID-50 70 10.5 86.0 SSID-50

Stainless steel variable apertures and compatible mounts are available

Std Variable Slit - SVRA Series

Variable slits manufactured by Holmarc has micrometer drive which shows slit opening directly on the graduations.

    Slit has 15mm length
    0 - 2 mm opening
    Opens equally from center
    Polished steel blades
    M6 mounting hole
    Post mountable
    Aluminum alloy construction
    Black anodized finish
Model No. Price
SVRA

Spatial Filter Mount - Laser Fiber Coupler SFAS Series

All the translation movements (Z axis stage as well as two X-Y positioners) are provided with preloaded ball bearing guide ways for play less and stick-slip free positioning.

Model No. Price
SFAS
SFAS - VC -

Note: Pinholes and microscope objectives are sold separately

Laser Fiber Coupler

All the translation movements (Z axis stage as well as two X-Y positioners) are provided with preloaded ball bearing guide ways for play less and stick-slip free positioning.

    3 mm XY adjustment
    10 mm linear movement
    Fiber Chuck / FC Connector Compatible
    Compatible with std microscope objective
    M6 mounting hole
    Post / base mountable
    Black anodized finish
Model No Connector Type Price
LFC - 1 Fiber Chuck (FC1)
LFC - 1 FC FC, Connector
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Established in 1993, Holmarc Opto-Mechatronics Ltd manufactures variety of scientific and engineering instruments for research, industry and education.

ISO 9001:2015 Made in INDIA

CIN : L33125KL1993PLC006984
GST No : 32AAACH9492C1ZQ

Get in Touch

    B.7., H.M.T. Industrial Estate H.M.T. P.O, Kalamassery, Kochi Kerala, India - 683 503
   +91 920-719-7772 / 6 / 1
   sales@holmarc.com
   Mon - Sat : 9 am to 5 pm
   Investor Zone # Online Dispute Resolution

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