ClearSight OPTI SGRT Bolus™

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Matte white ClearSight OPTI bolus conforming over a hand in a treatment room
A matte surface. A conformable material.
Designed for surface-guided radiation therapy

ClearSight OPTI SGRT Bolus™

A surface made
for guidance.

Conformable bolus with a matte white surface, designed to provide high optical contrast and reduce glare during surface-guided radiation therapy.

Matte white.Designed for optical guidance

Less glare.
A surface with purpose.

The matte finish is designed to reduce reflections from projected light, bringing a surface-focused approach to SGRT bolus.

01 / OPTICAL CONTRAST

Designed for guidance.

A matte white surface provides optical contrast while reducing glare from optical guidance systems.

02 / CONFORMABILITY

Shape it to the setup.

Conformable polymer gel can be cut with scissors. Sheets adhere to one another without bonding permanently, with no gooey center to work around.

03 / EVERYDAY HANDLING

Wash. Dry. Reuse.

Retains its inherent tackiness after washing and drying, supporting repeated use for the same patient according to the instructions for use.

Single-patient use. Repeat use and cleaning must follow the instructions for use. Non-sterile polymer gel bolus.
SGRT workflows

Built around
optical guidance.

Compatible with AlignRT, C-Rad Catalyst, Brainlab ExacTrac Dynamic, and other optical guidance systems.

Talk with IOS about your system, treatment workflow, and the product information your team needs.

Discuss your SGRT workflow ↗

Ordering information

Your size. Your thickness.

Three sheet sizes, three thicknesses, and a choice of pack quantities.

Need help choosing? Talk with IOS ↗

Physical thickness and water-equivalent thickness are shown separately below.Swipe tables to view all columns.

30 × 30 cm6 options
Product codePhysical thicknessWater-equivalent thicknessSheets / pack
B-03-30-03W0.34 cm0.3 cm3
B-03-30-03W-15pk0.34 cm0.3 cm15
B-05-30-01W0.57 cm0.5 cm1
B-05-30-01W-5pk0.57 cm0.5 cm5
B-11-30-01W1.15 cm1.00 cm1
B-11-30-01W-5pk1.15 cm1.00 cm5
40 × 40 cm6 options
Product codePhysical thicknessWater-equivalent thicknessSheets / pack
B-03-40-03W0.34 cm0.3 cm3
B-03-40-03W-15pk0.34 cm0.3 cm15
B-05-40-01W0.57 cm0.5 cm1
B-05-40-01W-5pk0.57 cm0.5 cm5
B-11-40-01W1.15 cm1.00 cm1
B-11-40-01W-5pk1.15 cm1.00 cm5
30 × 50 cm6 options
Product codePhysical thicknessWater-equivalent thicknessSheets / pack
B-03-3050-03W0.34 cm0.3 cm3
B-03-3050-03W-15pk0.34 cm0.3 cm15
B-05-3050-01W0.57 cm0.5 cm1
B-05-3050-01W-5pk0.57 cm0.5 cm5
B-11-3050-01W1.15 cm1.00 cm1
B-11-3050-01W-5pk1.15 cm1.00 cm5

Select the products you’d like included, then choose Add to quote.

Also in the ClearSight family

Looking for a transparent bolus?

Original ClearSight Bolus offers crystal-clear visibility of tattoos, positioning lasers, and air gaps through the material.

Discover ClearSight Bolus ↗

We’re here for your team

Let’s talk about your setup.

Tell us about your positioning or immobilization challenge. We’ll help you explore the options and find the product information your team needs.

Talk with IOS

30x30cm Options






40x40cm Options






30x50cm Options